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The following corrections were made on January 5, 2012
| Symbol
|
Assessment Date
|
Original Assessment
|
New Assessment
|
Description
|
| AAEUQ01c | 01-Jan-12 | 109.4 | 110.57 | OPEC Basket YTD MovAvg |
| AAEUQ03c | 01-Jan-12 | 109.4 | 110.57 | OPEC Basket MTD MovAvg |
| AAEUQ04c | 06-Jan-12 | 109.4 | 110.57 | OPEC Basket WTD MovAvg |
| AAGDV00h | 03-Jan-12 | 7.35 | 7.2 | Zeebrugge 3-Qr Eur/Gj |
| AAGDV00l | 03-Jan-12 | 7.33 | 7.17 | Zeebrugge 3-Qr Eur/Gj |
| AAGNT00h | 01-Jan-12 | 30.60357 | 42.18 | Elexon UK Power Period 1 Sys Pri |
| AAGNT00h | 31-Dec-11 | 37.39 | 57.0585 | Elexon UK Power Period 1 Sys Pri |
| AAGNT00l | 01-Jan-12 | 42.18 | 30.60357 | Elexon UK Power Period 1 Sys Pri |
| AAGNT00l | 04-Jan-12 | 30.2692 | 30.26916 | Elexon UK Power Period 1 Sys Pri |
| AAGNT00l | 31-Dec-11 | 57.0585 | 37.39 | Elexon UK Power Period 1 Sys Pri |
| AAGNV00c | 01-Jan-12 | 37.05 | 33.18 | Elexon UK Power Period 2 Sys Pri |
| AAGNV00h | 01-Jan-12 | 30.61815 | 36.48 | Elexon UK Power Period 2 Sys Pri |
| AAGNV00h | 31-Dec-11 | 37.44 | 56.96716 | Elexon UK Power Period 2 Sys Pri |
| AAGNV00l | 01-Jan-12 | 43.48 | 29.88516 | Elexon UK Power Period 2 Sys Pri |
| AAGNV00l | 04-Jan-12 | 30.3761 | 30.37615 | Elexon UK Power Period 2 Sys Pri |
| AAGNV00l | 31-Dec-11 | 56.96716 | 37.44 | Elexon UK Power Period 2 Sys Pri |
| AAGNW00h | 01-Jan-12 | 30.57777 | 42.28 | Elexon UK Power Period 3 Sys Pri |
| AAGNW00h | 31-Dec-11 | 36.05 | 56.72094 | Elexon UK Power Period 3 Sys Pri |
| AAGNW00l | 01-Jan-12 | 42.28 | 30.57777 | Elexon UK Power Period 3 Sys Pri |
| AAGNW00l | 04-Jan-12 | 30.3752 | 30.37523 | Elexon UK Power Period 3 Sys Pri |
| AAGNW00l | 31-Dec-11 | 56.72094 | 36.05 | Elexon UK Power Period 3 Sys Pri |
| AAGNX00h | 01-Jan-12 | 30.55924 | 38.48 | Elexon UK Power Period 4 Sys Pri |
| AAGNX00h | 31-Dec-11 | 35.77 | 56.61174 | Elexon UK Power Period 4 Sys Pri |
| AAGNX00l | 01-Jan-12 | 38.48 | 30.55924 | Elexon UK Power Period 4 Sys Pri |
| AAGNX00l | 04-Jan-12 | 30.1248 | 30.12481 | Elexon UK Power Period 4 Sys Pri |
| AAGNX00l | 31-Dec-11 | 56.61174 | 35.77 | Elexon UK Power Period 4 Sys Pri |
| AAGNY00h | 01-Jan-12 | 29.81989 | 37.28 | Elexon UK Power Period 5 Sys Pri |
| AAGNY00h | 31-Dec-11 | 35.44 | 51.98976 | Elexon UK Power Period 5 Sys Pri |
| AAGNY00l | 01-Jan-12 | 37.28 | 29.81989 | Elexon UK Power Period 5 Sys Pri |
| AAGNY00l | 04-Jan-12 | 30.0158 | 30.01578 | Elexon UK Power Period 5 Sys Pri |
| AAGNY00l | 31-Dec-11 | 51.98976 | 35.44 | Elexon UK Power Period 5 Sys Pri |
| AAGNZ00h | 01-Jan-12 | 28.96348 | 36.24 | Elexon UK Power Period 6 Sys Pri |
| AAGNZ00h | 31-Dec-11 | 35.44 | 50.01259 | Elexon UK Power Period 6 Sys Pri |
| AAGNZ00l | 01-Jan-12 | 36.24 | 28.96348 | Elexon UK Power Period 6 Sys Pri |
| AAGNZ00l | 31-Dec-11 | 50.01259 | 35.44 | Elexon UK Power Period 6 Sys Pri |
| AAGOA00h | 01-Jan-12 | 27.06656 | 32.16 | Elexon UK Power Period 7 Sys Pri |
| AAGOA00h | 31-Dec-11 | 33.2447 | 34.04 | Elexon UK Power Period 7 Sys Pri |
| AAGOA00l | 01-Jan-12 | 32.16 | 27.06656 | Elexon UK Power Period 7 Sys Pri |
| AAGOA00l | 04-Jan-12 | 30.0326 | 30.03256 | Elexon UK Power Period 7 Sys Pri |
| AAGOA00l | 31-Dec-11 | 34.04 | 33.2447 | Elexon UK Power Period 7 Sys Pri |
| AAGOB00h | 01-Jan-12 | 23.99548 | 30.28 | Elexon UK Power Period 8 Sys Pri |
| AAGOB00h | 31-Dec-11 | 30.54584 | 33.68 | Elexon UK Power Period 8 Sys Pri |
| AAGOB00l | 01-Jan-12 | 30.28 | 23.99548 | Elexon UK Power Period 8 Sys Pri |
| AAGOB00l | 31-Dec-11 | 33.68 | 30.54584 | Elexon UK Power Period 8 Sys Pri |
| AAGOC00h | 01-Jan-12 | 25.33792 | 30.19 | Elexon UK Power Period 9 Sys Pri |
| AAGOC00h | 31-Dec-11 | 30.02317 | 33.7 | Elexon UK Power Period 9 Sys Pri |
| AAGOC00l | 01-Jan-12 | 30.19 | 25.33792 | Elexon UK Power Period 9 Sys Pri |
| AAGOC00l | 04-Jan-12 | 26.8801 | 26.88014 | Elexon UK Power Period 9 Sys Pri |
| AAGOC00l | 31-Dec-11 | 33.7 | 30.02317 | Elexon UK Power Period 9 Sys Pri |
| AAGOD00h | 01-Jan-12 | 23.61256 | 29.44 | Elexon UK Power Period 10 Sys Pr |
| AAGOD00h | 31-Dec-11 | 28.75291 | 33.57 | Elexon UK Power Period 10 Sys Pr |
| AAGOD00l | 01-Jan-12 | 29.44 | 23.61256 | Elexon UK Power Period 10 Sys Pr |
| AAGOD00l | 31-Dec-11 | 33.57 | 28.75291 | Elexon UK Power Period 10 Sys Pr |
| AAGOE00h | 01-Jan-12 | 23.11981 | 29.82 | Elexon UK Power Period 11 Sys Pr |
| AAGOE00h | 31-Dec-11 | 28.50181 | 33.02 | Elexon UK Power Period 11 Sys Pr |
| AAGOE00l | 01-Jan-12 | 29.82 | 23.11981 | Elexon UK Power Period 11 Sys Pr |
| AAGOE00l | 04-Jan-12 | 26.3939 | 26.39387 | Elexon UK Power Period 11 Sys Pr |
| AAGOE00l | 31-Dec-11 | 33.02 | 28.50181 | Elexon UK Power Period 11 Sys Pr |
| AAGOF00h | 01-Jan-12 | 24.00809 | 29.77 | Elexon UK Power Period 12 Sys Pr |
| AAGOF00h | 31-Dec-11 | 28.77727 | 33.12 | Elexon UK Power Period 12 Sys Pr |
| AAGOF00l | 01-Jan-12 | 29.77 | 24.00809 | Elexon UK Power Period 12 Sys Pr |
| AAGOF00l | 04-Jan-12 | 28.2582 | 28.25822 | Elexon UK Power Period 12 Sys Pr |
| AAGOF00l | 31-Dec-11 | 33.12 | 28.77727 | Elexon UK Power Period 12 Sys Pr |
| AAGOG00h | 01-Jan-12 | 26.99914 | 29.76 | Elexon UK Power Period 13 Sys Pr |
| AAGOG00h | 31-Dec-11 | 28.94504 | 34.31 | Elexon UK Power Period 13 Sys Pr |
| AAGOG00l | 01-Jan-12 | 29.76 | 26.99914 | Elexon UK Power Period 13 Sys Pr |
| AAGOG00l | 04-Jan-12 | 30.9632 | 30.96323 | Elexon UK Power Period 13 Sys Pr |
| AAGOG00l | 31-Dec-11 | 34.31 | 28.94504 | Elexon UK Power Period 13 Sys Pr |
| AAGOH00h | 01-Jan-12 | 27.20655 | 29.69 | Elexon UK Power period 14 Sys Pr |
| AAGOH00h | 31-Dec-11 | 28.96914 | 34.79 | Elexon UK Power period 14 Sys Pr |
| AAGOH00l | 01-Jan-12 | 29.69 | 27.20655 | Elexon UK Power period 14 Sys Pr |
| AAGOH00l | 04-Jan-12 | 33.5535 | 33.55349 | Elexon UK Power period 14 Sys Pr |
| AAGOH00l | 31-Dec-11 | 34.79 | 28.96914 | Elexon UK Power period 14 Sys Pr |
| AAGOI00h | 01-Jan-12 | 28.97087 | 30.69 | Elexon UK Power Period 15 Sys Pr |
| AAGOI00h | 31-Dec-11 | 29.72955 | 36.96 | Elexon UK Power Period 15 Sys Pr |
| AAGOI00l | 01-Jan-12 | 30.69 | 28.97087 | Elexon UK Power Period 15 Sys Pr |
| AAGOI00l | 31-Dec-11 | 36.96 | 29.72955 | Elexon UK Power Period 15 Sys Pr |
| AAGOJ00h | 01-Jan-12 | 25.94098 | 30.96 | Elexon UK Power Period 16 Sys Pr |
| AAGOJ00h | 31-Dec-11 | 31.19709 | 36.73 | Elexon UK Power Period 16 Sys Pr |
| AAGOJ00l | 01-Jan-12 | 30.96 | 25.94098 | Elexon UK Power Period 16 Sys Pr |
| AAGOJ00l | 31-Dec-11 | 36.73 | 31.19709 | Elexon UK Power Period 16 Sys Pr |
| AAGOK00h | 01-Jan-12 | 22.9483 | 31.43 | Elexon UK Power Period 17 Sys Pr |
| AAGOK00h | 31-Dec-11 | 31.53782 | 37.13 | Elexon UK Power Period 17 Sys Pr |
| AAGOK00l | 01-Jan-12 | 31.43 | 22.9483 | Elexon UK Power Period 17 Sys Pr |
| AAGOK00l | 04-Jan-12 | 32.0367 | 32.03674 | Elexon UK Power Period 17 Sys Pr |
| AAGOK00l | 31-Dec-11 | 37.13 | 31.53782 | Elexon UK Power Period 17 Sys Pr |
| AAGOL00h | 01-Jan-12 | 27.83776 | 31.01 | Elexon UK Power Period 18 Sys Pr |
| AAGOL00h | 31-Dec-11 | 31.99396 | 36.54 | Elexon UK Power Period 18 Sys Pr |
| AAGOL00l | 01-Jan-12 | 31.01 | 27.83776 | Elexon UK Power Period 18 Sys Pr |
| AAGOL00l | 04-Jan-12 | 31.6113 | 31.61135 | Elexon UK Power Period 18 Sys Pr |
| AAGOL00l | 31-Dec-11 | 36.54 | 31.99396 | Elexon UK Power Period 18 Sys Pr |
| AAGOM00h | 01-Jan-12 | 30.71762 | 31.3 | Elexon UK Power Period 19 Sys Pr |
| AAGOM00h | 31-Dec-11 | 32.50907 | 39.35 | Elexon UK Power Period 19 Sys Pr |
| AAGOM00l | 01-Jan-12 | 31.3 | 30.71762 | Elexon UK Power Period 19 Sys Pr |
| AAGOM00l | 04-Jan-12 | 31.0145 | 31.01445 | Elexon UK Power Period 19 Sys Pr |
| AAGOM00l | 31-Dec-11 | 39.35 | 32.50907 | Elexon UK Power Period 19 Sys Pr |
| AAGON00h | 01-Jan-12 | 33.19246 | 33.87 | Elexon UK Power Period 20 Sys Pr |
| AAGON00h | 31-Dec-11 | 32.99782 | 40.79 | Elexon UK Power Period 20 Sys Pr |
| AAGON00l | 01-Jan-12 | 33.87 | 33.19246 | Elexon UK Power Period 20 Sys Pr |
| AAGON00l | 04-Jan-12 | 35.1151 | 35.11514 | Elexon UK Power Period 20 Sys Pr |
| AAGON00l | 31-Dec-11 | 40.79 | 32.99782 | Elexon UK Power Period 20 Sys Pr |
| AAGOO00h | 01-Jan-12 | 32.1759 | 35.93 | Elexon UK Power Period 21 Sys Pr |
| AAGOO00h | 31-Dec-11 | 33.43029 | 42.79 | Elexon UK Power Period 21 Sys Pr |
| AAGOO00l | 01-Jan-12 | 35.93 | 32.1759 | Elexon UK Power Period 21 Sys Pr |
| AAGOO00l | 04-Jan-12 | 35.6258 | 35.62582 | Elexon UK Power Period 21 Sys Pr |
| AAGOO00l | 31-Dec-11 | 42.79 | 33.43029 | Elexon UK Power Period 21 Sys Pr |
| AAGOP00h | 01-Jan-12 | 33.06534 | 36.01 | Elexon UK Power Period 22 Sys Pr |
| AAGOP00h | 31-Dec-11 | 34.22004 | 43.01 | Elexon UK Power Period 22 Sys Pr |
| AAGOP00l | 01-Jan-12 | 36.01 | 33.06534 | Elexon UK Power Period 22 Sys Pr |
| AAGOP00l | 04-Jan-12 | 35.0241 | 35.02415 | Elexon UK Power Period 22 Sys Pr |
| AAGOP00l | 31-Dec-11 | 43.01 | 34.22004 | Elexon UK Power Period 22 Sys Pr |
| AAGOQ00h | 01-Jan-12 | 32.60223 | 47.9 | Elexon UK Power Period 23 Sys Pr |
| AAGOQ00h | 31-Dec-11 | 34.54975 | 51.14 | Elexon UK Power Period 23 Sys Pr |
| AAGOQ00l | 01-Jan-12 | 47.9 | 32.60223 | Elexon UK Power Period 23 Sys Pr |
| AAGOQ00l | 04-Jan-12 | 34.9794 | 34.97942 | Elexon UK Power Period 23 Sys Pr |
| AAGOQ00l | 31-Dec-11 | 51.14 | 34.54975 | Elexon UK Power Period 23 Sys Pr |
| AAGOR00h | 01-Jan-12 | 46.95 | 67.94 | Elexon UK Power Period 24 Sys Pr |
| AAGOR00h | 31-Dec-11 | 50.44 | 70.26 | Elexon UK Power Period 24 Sys Pr |
| AAGOR00l | 01-Jan-12 | 67.94 | 46.95 | Elexon UK Power Period 24 Sys Pr |
| AAGOR00l | 31-Dec-11 | 70.26 | 50.44 | Elexon UK Power Period 24 Sys Pr |
| AAGOS00h | 01-Jan-12 | 45.23 | 71.73879 | Elexon UK Power Period 25 Sys Pr |
| AAGOS00h | 31-Dec-11 | 49.99 | 68.77 | Elexon UK Power Period 25 Sys Pr |
| AAGOS00l | 01-Jan-12 | 71.73879 | 45.23 | Elexon UK Power Period 25 Sys Pr |
| AAGOS00l | 31-Dec-11 | 68.77 | 49.99 | Elexon UK Power Period 25 Sys Pr |
| AAGOT00h | 01-Jan-12 | 50.04 | 69.32394 | Elexon UK Power Period 26 Sys Pr |
| AAGOT00h | 31-Dec-11 | 49.11 | 66.73516 | Elexon UK Power Period 26 Sys Pr |
| AAGOT00l | 01-Jan-12 | 69.32394 | 50.04 | Elexon UK Power Period 26 Sys Pr |
| AAGOT00l | 31-Dec-11 | 66.73516 | 49.11 | Elexon UK Power Period 26 Sys Pr |
| AAGOU00h | 01-Jan-12 | 43.26 | 63.12635 | Elexon UK Power Period 27 Sys Pr |
| AAGOU00h | 31-Dec-11 | 44.13 | 62.68137 | Elexon UK Power Period 27 Sys Pr |
| AAGOU00l | 01-Jan-12 | 63.12635 | 43.26 | Elexon UK Power Period 27 Sys Pr |
| AAGOU00l | 31-Dec-11 | 62.68137 | 44.13 | Elexon UK Power Period 27 Sys Pr |
| AAGOV00h | 01-Jan-12 | 44.07 | 59 | Elexon UK Power Period 28 Sys Pr |
| AAGOV00h | 04-Jan-12 | 49.2105 | 49.21054 | Elexon UK Power Period 28 Sys Pr |
| AAGOV00h | 31-Dec-11 | 43.69 | 59.63538 | Elexon UK Power Period 28 Sys Pr |
| AAGOV00l | 01-Jan-12 | 59 | 44.07 | Elexon UK Power Period 28 Sys Pr |
| AAGOV00l | 31-Dec-11 | 59.63538 | 43.69 | Elexon UK Power Period 28 Sys Pr |
| AAGOW00h | 01-Jan-12 | 43.75 | 58.95415 | Elexon UK Power Period 29 Sys Pr |
| AAGOW00h | 04-Jan-12 | 46.4202 | 46.42022 | Elexon UK Power Period 29 Sys Pr |
| AAGOW00h | 31-Dec-11 | 40.79 | 59.52458 | Elexon UK Power Period 29 Sys Pr |
| AAGOW00l | 01-Jan-12 | 58.95415 | 43.75 | Elexon UK Power Period 29 Sys Pr |
| AAGOW00l | 31-Dec-11 | 59.52458 | 40.79 | Elexon UK Power Period 29 Sys Pr |
| AAGOX00h | 01-Jan-12 | 40.64 | 58.93086 | Elexon UK Power Period 30 Sys Pr |
| AAGOX00h | 31-Dec-11 | 34.49465 | 41.9 | Elexon UK Power Period 30 Sys Pr |
| AAGOX00l | 01-Jan-12 | 58.93086 | 40.64 | Elexon UK Power Period 30 Sys Pr |
| AAGOX00l | 31-Dec-11 | 41.9 | 34.49465 | Elexon UK Power Period 30 Sys Pr |
| AAGOY00h | 01-Jan-12 | 47.26 | 58.64764 | Elexon UK Power Period 31 Sys Pr |
| AAGOY00h | 31-Dec-11 | 33.82344 | 47.88 | Elexon UK Power Period 31 Sys Pr |
| AAGOY00l | 01-Jan-12 | 58.64764 | 47.26 | Elexon UK Power Period 31 Sys Pr |
| AAGOY00l | 31-Dec-11 | 47.88 | 33.82344 | Elexon UK Power Period 31 Sys Pr |
| AAGOZ00h | 01-Jan-12 | 47.26 | 61.75203 | Elexon UK Power Period 32 Sys Pr |
| AAGOZ00h | 31-Dec-11 | 33.92198 | 49.1 | Elexon UK Power Period 32 Sys Pr |
| AAGOZ00l | 01-Jan-12 | 61.75203 | 47.26 | Elexon UK Power Period 32 Sys Pr |
| AAGOZ00l | 31-Dec-11 | 49.1 | 33.92198 | Elexon UK Power Period 32 Sys Pr |
| AAGSM00h | 01-Jan-12 | 47.44 | 66.47 | Elexon UK Power Period 33 Sys Pr |
| AAGSM00h | 31-Dec-11 | 50 | 64.6627 | Elexon UK Power Period 33 Sys Pr |
| AAGSM00l | 01-Jan-12 | 66.47 | 47.44 | Elexon UK Power Period 33 Sys Pr |
| AAGSM00l | 31-Dec-11 | 64.6627 | 50 | Elexon UK Power Period 33 Sys Pr |
| AAGSN00h | 01-Jan-12 | 52.4 | 76.78 | Elexon UK Power Period 34 Sys Pr |
| AAGSN00h | 04-Jan-12 | 69.3026 | 69.30258 | Elexon UK Power Period 34 Sys Pr |
| AAGSN00h | 31-Dec-11 | 55.03 | 74.55 | Elexon UK Power Period 34 Sys Pr |
| AAGSN00l | 01-Jan-12 | 76.78 | 52.4 | Elexon UK Power Period 34 Sys Pr |
| AAGSN00l | 31-Dec-11 | 74.55 | 55.03 | Elexon UK Power Period 34 Sys Pr |
| AAGSO00h | 01-Jan-12 | 63 | 85.97 | Elexon UK Power Period 35 Sys Pr |
| AAGSO00h | 04-Jan-12 | 76.6589 | 76.65888 | Elexon UK Power Period 35 Sys Pr |
| AAGSO00h | 31-Dec-11 | 57.25 | 81.30438 | Elexon UK Power Period 35 Sys Pr |
| AAGSO00l | 01-Jan-12 | 85.97 | 63 | Elexon UK Power Period 35 Sys Pr |
| AAGSO00l | 31-Dec-11 | 81.30438 | 57.25 | Elexon UK Power Period 35 Sys Pr |
| AAGSP00h | 01-Jan-12 | 61.05 | 80.02232 | Elexon UK Power Period 36 Sys Pr |
| AAGSP00h | 31-Dec-11 | 57.03 | 75.47366 | Elexon UK Power Period 36 Sys Pr |
| AAGSP00l | 01-Jan-12 | 80.02232 | 61.05 | Elexon UK Power Period 36 Sys Pr |
| AAGSP00l | 04-Jan-12 | 36.6316 | 36.63164 | Elexon UK Power Period 36 Sys Pr |
| AAGSP00l | 31-Dec-11 | 75.47366 | 57.03 | Elexon UK Power Period 36 Sys Pr |
| AAGSQ00h | 01-Jan-12 | 54.48 | 71.12 | Elexon UK Power Period 37 Sys Pr |
| AAGSQ00h | 31-Dec-11 | 56.55 | 62.68942 | Elexon UK Power Period 37 Sys Pr |
| AAGSQ00l | 01-Jan-12 | 71.12 | 54.48 | Elexon UK Power Period 37 Sys Pr |
| AAGSQ00l | 31-Dec-11 | 62.68942 | 56.55 | Elexon UK Power Period 37 Sys Pr |
| AAGSR00h | 01-Jan-12 | 55.81 | 63.73 | Elexon UK Power Period 38 Sys Pr |
| AAGSR00h | 04-Jan-12 | 55.8742 | 55.87424 | Elexon UK Power Period 38 Sys Pr |
| AAGSR00h | 31-Dec-11 | 34.78134 | 54.93 | Elexon UK Power Period 38 Sys Pr |
| AAGSR00l | 01-Jan-12 | 63.73 | 55.81 | Elexon UK Power Period 38 Sys Pr |
| AAGSR00l | 31-Dec-11 | 54.93 | 34.78134 | Elexon UK Power Period 38 Sys Pr |
| AAGSS00h | 01-Jan-12 | 45.38 | 55.54838 | Elexon UK Power Period 39 Sys Pr |
| AAGSS00h | 04-Jan-12 | 58.7176 | 58.71759 | Elexon UK Power Period 39 Sys Pr |
| AAGSS00h | 31-Dec-11 | 41.59 | 60.1631 | Elexon UK Power Period 39 Sys Pr |
| AAGSS00l | 01-Jan-12 | 55.54838 | 45.38 | Elexon UK Power Period 39 Sys Pr |
| AAGSS00l | 31-Dec-11 | 60.1631 | 41.59 | Elexon UK Power Period 39 Sys Pr |
| AAGST00h | 01-Jan-12 | 33.52491 | 48.36 | Elexon UK Power Period 40 Sys Pr |
| AAGST00h | 04-Jan-12 | 58.7236 | 58.72363 | Elexon UK Power Period 40 Sys Pr |
| AAGST00h | 31-Dec-11 | 34.2395 | 44.54 | Elexon UK Power Period 40 Sys Pr |
| AAGST00l | 01-Jan-12 | 48.36 | 33.52491 | Elexon UK Power Period 40 Sys Pr |
| AAGST00l | 31-Dec-11 | 44.54 | 34.2395 | Elexon UK Power Period 40 Sys Pr |
| AAGSU00h | 01-Jan-12 | 32.82876 | 47.34 | Elexon UK Power Period 41 Sys Pr |
| AAGSU00h | 04-Jan-12 | 58.3177 | 58.31769 | Elexon UK Power Period 41 Sys Pr |
| AAGSU00h | 31-Dec-11 | 33.62987 | 42.07 | Elexon UK Power Period 41 Sys Pr |
| AAGSU00l | 01-Jan-12 | 47.34 | 32.82876 | Elexon UK Power Period 41 Sys Pr |
| AAGSU00l | 31-Dec-11 | 42.07 | 33.62987 | Elexon UK Power Period 41 Sys Pr |
| AAGSV00h | 01-Jan-12 | 32.4208 | 47.82 | Elexon UK Power Period 42 Sys Pr |
| AAGSV00h | 04-Jan-12 | 56.7145 | 56.71447 | Elexon UK Power Period 42 Sys Pr |
| AAGSV00h | 31-Dec-11 | 33.08167 | 40.59 | Elexon UK Power Period 42 Sys Pr |
| AAGSV00l | 01-Jan-12 | 47.82 | 32.4208 | Elexon UK Power Period 42 Sys Pr |
| AAGSV00l | 31-Dec-11 | 40.59 | 33.08167 | Elexon UK Power Period 42 Sys Pr |
| AAGSW00h | 01-Jan-12 | 32.7073 | 39.96 | Elexon UK Power Period 43 Sys Pr |
| AAGSW00h | 04-Jan-12 | 55.6201 | 55.62009 | Elexon UK Power Period 43 Sys Pr |
| AAGSW00h | 31-Dec-11 | 32.95558 | 38.37 | Elexon UK Power Period 43 Sys Pr |
| AAGSW00l | 01-Jan-12 | 39.96 | 32.7073 | Elexon UK Power Period 43 Sys Pr |
| AAGSW00l | 31-Dec-11 | 38.37 | 32.95558 | Elexon UK Power Period 43 Sys Pr |
| AAGSX00h | 01-Jan-12 | 32.17225 | 39.62 | Elexon UK Power Period 44 Sys Pr |
| AAGSX00h | 04-Jan-12 | 51.4988 | 51.49877 | Elexon UK Power Period 44 Sys Pr |
| AAGSX00h | 31-Dec-11 | 32.31361 | 38.68 | Elexon UK Power Period 44 Sys Pr |
| AAGSX00l | 01-Jan-12 | 39.62 | 32.17225 | Elexon UK Power Period 44 Sys Pr |
| AAGSX00l | 31-Dec-11 | 38.68 | 32.31361 | Elexon UK Power Period 44 Sys Pr |
| AAGSY00h | 01-Jan-12 | 31.99648 | 38.48 | Elexon UK Power Period 45 Sys Pr |
| AAGSY00h | 04-Jan-12 | 48.0143 | 48.01429 | Elexon UK Power Period 45 Sys Pr |
| AAGSY00h | 31-Dec-11 | 31.545 | 38.81 | Elexon UK Power Period 45 Sys Pr |
| AAGSY00l | 01-Jan-12 | 38.48 | 31.99648 | Elexon UK Power Period 45 Sys Pr |
| AAGSY00l | 31-Dec-11 | 38.81 | 31.545 | Elexon UK Power Period 45 Sys Pr |
| AAGSZ00h | 01-Jan-12 | 31.71647 | 38.49 | Elexon UK Power Period 46 Sys Pr |
| AAGSZ00h | 04-Jan-12 | 49.7025 | 49.70251 | Elexon UK Power Period 46 Sys Pr |
| AAGSZ00h | 31-Dec-11 | 32.06566 | 38.88 | Elexon UK Power Period 46 Sys Pr |
| AAGSZ00l | 01-Jan-12 | 38.49 | 31.71647 | Elexon UK Power Period 46 Sys Pr |
| AAGSZ00l | 31-Dec-11 | 38.88 | 32.06566 | Elexon UK Power Period 46 Sys Pr |
| AAGTA00h | 01-Jan-12 | 29.95233 | 36.37 | Elexon UK Power Period 47 Sys Pr |
| AAGTA00h | 04-Jan-12 | 49.5771 | 49.57711 | Elexon UK Power Period 47 Sys Pr |
| AAGTA00h | 31-Dec-11 | 31.70732 | 36.71 | Elexon UK Power Period 47 Sys Pr |
| AAGTA00l | 01-Jan-12 | 36.37 | 29.95233 | Elexon UK Power Period 47 Sys Pr |
| AAGTA00l | 31-Dec-11 | 36.71 | 31.70732 | Elexon UK Power Period 47 Sys Pr |
| AAGTB00c | 01-Jan-12 | 33.18 | 37.05 | Elexon UK Power Period 48 Sys Pr |
| AAGTB00h | 01-Jan-12 | 29.88516 | 43.48 | Elexon UK Power Period 48 Sys Pr |
| AAGTB00h | 04-Jan-12 | 46.6253 | 46.62531 | Elexon UK Power Period 48 Sys Pr |
| AAGTB00h | 31-Dec-11 | 32.57251 | 36.97 | Elexon UK Power Period 48 Sys Pr |
| AAGTB00l | 01-Jan-12 | 36.48 | 30.61815 | Elexon UK Power Period 48 Sys Pr |
| AAGTB00l | 31-Dec-11 | 36.97 | 32.57251 | Elexon UK Power Period 48 Sys Pr |
| AAGTC00h | 01-Jan-12 | 35.94 | 46.5 | Elexon UK Power Sys Prices Avera |
| AAGTC00h | 31-Dec-11 | 36.96 | 48.33 | Elexon UK Power Sys Prices Avera |
| AAGTC00l | 01-Jan-12 | 46.5 | 35.94 | Elexon UK Power Sys Prices Avera |
| AAGTC00l | 31-Dec-11 | 48.33 | 36.96 | Elexon UK Power Sys Prices Avera |
| AAGTF00h | 01-Jan-12 | 63 | 85.97 | Elexon UK Power Sys Buy Prices |
| AAGTF00h | 31-Dec-11 | 57.25 | 81.3 | Elexon UK Power Sys Buy Prices |
| AAGTF00l | 01-Jan-12 | 22.95 | 29.44 | Elexon UK Power Sys Buy Prices |
| AAGTF00l | 31-Dec-11 | 28.5 | 33.02 | Elexon UK Power Sys Buy Prices |
| AAGTG00h | 01-Jan-12 | 85.97 | 63 | Elexon UK Power Sys Sell Prices |
| AAGTG00h | 31-Dec-11 | 81.3 | 57.25 | Elexon UK Power Sys Sell Prices |
| AAGTG00l | 01-Jan-12 | 29.44 | 22.95 | Elexon UK Power Sys Sell Prices |
| AAGTG00l | 31-Dec-11 | 33.02 | 28.5 | Elexon UK Power Sys Sell Prices |
| AALLA00h | 03-Jan-12 | 26.47 | 25.91 | Zeebrugge 3-Qr Eur/MWh |
| AALLA00l | 03-Jan-12 | 26.38 | 25.83 | Zeebrugge 3-Qr Eur/MWh |
| AAOAX00h | 04-Jan-12 | 1151 | 1140.5 | Benzene CIF ARA $/Mt |
| AAOAX00l | 04-Jan-12 | 1150 | 1139.5 | Benzene CIF ARA $/Mt |
| AAOQQ00h | 04-Jan-12 | 1151 | 1140 | Benzene CIF ARA M1 $/Mt |
| AAOQQ00l | 04-Jan-12 | 1150 | 1139 | Benzene CIF ARA M1 $/Mt |
| AAOQR00h | 04-Jan-12 | 1156 | 1145 | Benzene CIF ARA M2 $/Mt |
| AAOQR00l | 04-Jan-12 | 1155 | 1144 | Benzene CIF ARA M2 $/Mt |
| AAXOI00u | 04-Jan-12 | -506.06 | -508.06 | Cracker Margin NWE Spot $/Mt |
| AAXOJ00h | 23-Dec-11 | 1700 | 1650 | Ineos Butadiene CP FD NWE Eur/Mt |
| AAXOJ00l | 23-Dec-11 | 1700 | 1650 | Ineos Butadiene CP FD NWE Eur/Mt |
| AAXVP00u | 04-Jan-12 | 1135.7 | 1132.55 | Global Benzene Index $/Mt |
| AAXVT00u | 04-Jan-12 | 1194.08 | 1193.71 | Global Petrochemical Index $/Mt |
| AAYDE00u | 04-Jan-12 | -391.41 | -392.96 | Cracker Margin NWE Spot Eur/Mt |
| AAYDF00u | 04-Jan-12 | -114.29 | -114.79 | Cracker Margin NWE CP $/Mt |
| AAYDG00u | 04-Jan-12 | -88.13 | -88.51 | Cracker Margin NWE CP Eur/Mt |
| ABWHC00c | 04-Jan-12 | 786.02 | 785.83 | Jet FOB Rdam Barge Euro/MT |
| ABWHC00h | 04-Jan-12 | 786.22 | 786.02 | Jet FOB Rdam Barge Euro/MT |
| ABWHC00l | 04-Jan-12 | 785.83 | 785.64 | Jet FOB Rdam Barge Euro/MT |
| EIAS500u | 30-Dec-11 | 1025.64 | 1740.268 | EIA 9 Crude (incl SPR) US Stks |
| GZBT412h | 03-Jan-12 | 26.47 | 25.91 | Zeebrugge Eur/MWh Q4 2012 |
| GZBT412l | 03-Jan-12 | 26.38 | 25.83 | Zeebrugge Eur/MWh Q4 2012 |
| GZBU412h | 03-Jan-12 | 7.35 | 7.2 | Zeebrugge Eur/Gj Q4 2012 |
| GZBU412l | 03-Jan-12 | 7.33 | 7.17 | Zeebrugge Eur/Gj Q4 2012 |
| GZBV412h | 03-Jan-12 | 64.75 | 63.4 | Zeebrugge p/th Q4 2012 |
| GZBV412l | 03-Jan-12 | 64.55 | 63.2 | Zeebrugge p/th Q4 2012 |
| GZBW412h | 03-Jan-12 | 10.07 | 9.86 | Zeebrugge $/MMBtu Q412 |
| GZBW412l | 03-Jan-12 | 10.04 | 9.83 | Zeebrugge $/MMBtu Q412 |
| GZBWQ30h | 03-Jan-12 | 10.07 | 9.86 | Zeebrugge 3-Qr $/MMBtu |
| GZBWQ30l | 03-Jan-12 | 10.04 | 9.83 | Zeebrugge 3-Qr $/MMBtu |
| PHAAJ00h | 04-Jan-12 | 1161 | 1150.5 | Benzene Spt Rotterdam |
| PHAAJ00l | 04-Jan-12 | 1160 | 1149.5 | Benzene Spt Rotterdam |
| PJABA00c | 04-Jan-12 | 1016.25 | 1016 | Jet FOB Rdam Barge |
| PJABA00h | 04-Jan-12 | 1016.5 | 1016.25 | Jet FOB Rdam Barge |
| PJABA00l | 04-Jan-12 | 1016 | 1015.75 | Jet FOB Rdam Barge |
| PJACO00u | 04-Jan-12 | 624.42 | 624.27 | JetKero Rotterdam Index |
| PPUDA00u | 04-Jan-12 | 634.46 | 634.44 | Jet Index Europe |
| XICE001c | 05-Jan-12 | 390 | 391 | ICE Carbon CERs 1Q Elect |
| XICE001e | 04-Jan-12 | 0 | 5670 | ICE Carbon CERs 1Q Elect |
| XICE001e | 05-Jan-12 | 0 | 5670 | ICE Carbon CERs 1Q Elect |
| XICE001h | 05-Jan-12 | 390 | 391 | ICE Carbon CERs 1Q Elect |
| XICE001l | 05-Jan-12 | 390 | 391 | ICE Carbon CERs 1Q Elect |
| XICE001o | 05-Jan-12 | 390 | 391 | ICE Carbon CERs 1Q Elect |
| XICEH12c | 05-Jan-12 | 390 | 391 | ICE Carbon CERs Mar 2012 Elect |
| XICEH12e | 04-Jan-12 | 0 | 5670 | ICE Carbon CERs Mar 2012 Elect |
| XICEH12e | 05-Jan-12 | 0 | 5670 | ICE Carbon CERs Mar 2012 Elect |
| XICEH12h | 05-Jan-12 | 390 | 391 | ICE Carbon CERs Mar 2012 Elect |
| XICEH12l | 05-Jan-12 | 390 | 391 | ICE Carbon CERs Mar 2012 Elect |
| XICEH12o | 05-Jan-12 | 390 | 391 | ICE Carbon CERs Mar 2012 Elect |
| XNNE001l | 30-Dec-11 | 2962 | 2957 | NYMEX HH Natgas 01-Mo Elect |
| XNNE002l | 30-Dec-11 | 2991 | 2985 | NYMEX HH Natgas 02-Mo Elect |
| XNNE003l | 30-Dec-11 | 3054 | 3049 | NYMEX HH Natgas 03-Mo Elect |
| XNNE004l | 30-Dec-11 | 3107 | 3100 | NYMEX HH Natgas 04-Mo Elect |
| XNNE005l | 30-Dec-11 | 3157 | 3150 | NYMEX HH Natgas 05-Mo Elect |
| XNNE006l | 30-Dec-11 | 3219 | 3210 | NYMEX HH Natgas 06-Mo Elect |
| XNNE007l | 30-Dec-11 | 3250 | 3244 | NYMEX HH Natgas 07-Mo Elect |
| XNNE008l | 30-Dec-11 | 3258 | 3249 | NYMEX HH Natgas 08-Mo Elect |
| XNNE009l | 30-Dec-11 | 3293 | 3292 | NYMEX HH Natgas 09-Mo Elect |
| XNNE010l | 30-Dec-11 | 3450 | 3448 | NYMEX HH Natgas 10-Mo Elect |
| XNNE011l | 30-Dec-11 | 3730 | 3728 | NYMEX HH Natgas 11-Mo Elect |
| XNNE012l | 30-Dec-11 | 3861 | 3857 | NYMEX HH Natgas 12-Mo Elect |
| XNNE013l | 30-Dec-11 | 3865 | 3860 | NYMEX HH Natgas 13-Mo Elect |
| XNNEF13l | 30-Dec-11 | 3861 | 3857 | NYMEX HH Natgas Jan 2013 Elect |
| XNNEG12l | 30-Dec-11 | 2962 | 2957 | NYMEX HH Natgas Feb 2012 Elect |
| XNNEG13l | 30-Dec-11 | 3865 | 3860 | NYMEX HH Natgas Feb 2013 Elect |
| XNNEH12l | 30-Dec-11 | 2991 | 2985 | NYMEX HH Natgas Mar 2012 Elect |
| XNNEJ12l | 30-Dec-11 | 3054 | 3049 | NYMEX HH Natgas Apr 2012 Elect |
| XNNEK12l | 30-Dec-11 | 3107 | 3100 | NYMEX HH Natgas May 2012 Elect |
| XNNEM12l | 30-Dec-11 | 3157 | 3150 | NYMEX HH Natgas Jun 2012 Elect |
| XNNEN12l | 30-Dec-11 | 3219 | 3210 | NYMEX HH Natgas Jul 2012 Elect |
| XNNEQ12l | 30-Dec-11 | 3250 | 3244 | NYMEX HH Natgas Aug 2012 Elect |
| XNNEU12l | 30-Dec-11 | 3258 | 3249 | NYMEX HH Natgas Sep 2012 Elect |
| XNNEV12l | 30-Dec-11 | 3293 | 3292 | NYMEX HH Natgas Oct 2012 Elect |
| XNNEX12l | 30-Dec-11 | 3450 | 3448 | NYMEX HH Natgas Nov 2012 Elect |
| XNNEZ12l | 30-Dec-11 | 3730 | 3728 | NYMEX HH Natgas Dec 2012 Elect |
| XNRB001h | 04-Jan-12 | 27852 | 27450 | NYMEX RBOB 01-Mo Floor |
| XNRB001l | 04-Jan-12 | 27852 | 27450 | NYMEX RBOB 01-Mo Floor |
| XNRB001o | 04-Jan-12 | 27852 | 27450 | NYMEX RBOB 01-Mo Floor |
| XNRB002h | 30-Dec-11 | 26574 | 26510 | NYMEX RBOB 02-Mo Floor |
| XNRB002l | 30-Dec-11 | 26574 | 26510 | NYMEX RBOB 02-Mo Floor |
| XNRB002o | 30-Dec-11 | 26574 | 26510 | NYMEX RBOB 02-Mo Floor |
| XNRB003h | 30-Dec-11 | 26552 | 26500 | NYMEX RBOB 03-Mo Floor |
| XNRB003l | 30-Dec-11 | 26552 | 26500 | NYMEX RBOB 03-Mo Floor |
| XNRB003o | 30-Dec-11 | 26552 | 26500 | NYMEX RBOB 03-Mo Floor |
| XNRBG12h | 04-Jan-12 | 27852 | 27450 | NYMEX RBOB Feb 2012 Floor |
| XNRBG12h | 30-Dec-11 | 26574 | 26510 | NYMEX RBOB Feb 2012 Floor |
| XNRBG12l | 04-Jan-12 | 27852 | 27450 | NYMEX RBOB Feb 2012 Floor |
| XNRBG12l | 30-Dec-11 | 26574 | 26510 | NYMEX RBOB Feb 2012 Floor |
| XNRBG12o | 04-Jan-12 | 27852 | 27450 | NYMEX RBOB Feb 2012 Floor |
| XNRBG12o | 30-Dec-11 | 26574 | 26510 | NYMEX RBOB Feb 2012 Floor |
| XNRBH12h | 30-Dec-11 | 26552 | 26500 | NYMEX RBOB Mar 2012 Floor |
| XNRBH12l | 30-Dec-11 | 26552 | 26500 | NYMEX RBOB Mar 2012 Floor |
| XNRBH12o | 30-Dec-11 | 26552 | 26500 | NYMEX RBOB Mar 2012 Floor |