Corrections for April 1, 2011

The following corrections were made on April 1, 2011

Symbol Assessment Date Original Assessment New Assessment Description
AAEUQ01c 01-Jan-11 101.11 101.27 OPEC Basket YTD MovAvg
AAEUQ03c 01-Mar-11 109.77 109.84 OPEC Basket MTD MovAvg
AAEUQ04c 01-Apr-11 110.14 110.46 OPEC Basket WTD MovAvg
AAILL00u 01-Mar-11 116.68 114.63 Ardjuna OSP (Indonesia)
AAILN00u 01-Mar-11 114.63 116.68 Attaka OSP (Indonesia)
AAILO00u 01-Mar-11 110.81 114.78 Handil OSP (Indonesia)
AAILP00u 01-Mar-11 107.35 112.58 Walio OSP (Indonesia)
AAILQ00u 01-Mar-11 110.89 110.81 Cinta OSP (Indonesia)
AAILR00u 01-Mar-11 116.12 107.35 Duri OSP (Indonesia)
AAILS00u 01-Mar-11 114.78 110.89 Widuri OSP (Indonesia)
AAILT00u 01-Mar-11 112.58 116.12 Belida OSP (Indonesia)
AAOMD00u 04-Apr-11 37.3 37.57 Energy Trader Natl Pk Fwd PwrIdx
AAPNZ00c 01-Apr-11 26.75 29 Powernext PEG Nord 3Sn Eur/MWh
AAQLN01u 01-Jan-11 9.02 8.92 LNG Imp Sabine Pass LA Spot Vol
AAQLQ01u 01-Jan-11 9.02 8.92 LNG Imp Sabine Pass LA Total Vol
AAXOI00u 30-Mar-11 108.29 108.78 Cracker Margin NWE Spot $/Mt
AAXOI03c 01-Mar-11 141.35 141.37 Cracker Margin NWE Spot $/Mt MA
AAXQV00h 01-Jan-11 4.22 4.32 LNG Imp Cove Point MD ST Vol-wtd
AAXQV00u 01-Jan-11 4.22 4.27 LNG Imp Cove Point MD ST Vol-wtd
AAXQV01u 01-Jan-11 2.91 5.85 LNG Imp Cove Point MD ST Vol BCF
AAXRF00h 01-Jan-11 4.22 4.32 LNG Imp Cove Point MD Vol-wtd MA
AAXRF00u 01-Jan-11 4.22 4.27 LNG Imp Cove Point MD Vol-wtd MA
AAXRF01u 01-Jan-11 2.91 5.85 LNG Imp Cove Point MD Total Vol
AAYDE00u 30-Mar-11 76.83 77.18 Cracker Margin NWE Spot Eur/Mt
AAYDF00u 30-Mar-11 165.88 165.9 Cracker Margin NWE CP $/Mt
AAYDG00u 30-Mar-11 118.29 118.31 Cracker Margin NWE CP Eur/Mt
ABWGG00c 30-Mar-11 474.67 471.48 FO 1% CIF NWE Cargo Euro/MT
ABWGG00h 30-Mar-11 474.85 471.65 FO 1% CIF NWE Cargo Euro/MT
ABWGG00l 30-Mar-11 474.49 471.3 FO 1% CIF NWE Cargo Euro/MT
ABWGG03c 01-Mar-11 473.03 472.9 FO 1% CIF NWE Cargo Euro/MT MAvg
ABWGG03h 01-Mar-11 473.21 473.07 FO 1% CIF NWE Cargo Euro/MT MAvg
ABWGG03l 01-Mar-11 472.85 472.72 FO 1% CIF NWE Cargo Euro/MT MAvg
ABWGN00c 30-Mar-11 416.84 420.57 FO 3.5% FOB NWE Cargo Euro/MT
ABWGN00h 30-Mar-11 417.02 420.75 FO 3.5% FOB NWE Cargo Euro/MT
ABWGN00l 30-Mar-11 416.67 420.39 FO 3.5% FOB NWE Cargo Euro/MT
ABWGN03c 01-Mar-11 413.95 414.11 FO 3.5% FOB NWE Cargo Euro/MT MA
ABWGN03h 01-Mar-11 414.12 414.29 FO 3.5% FOB NWE Cargo Euro/MT MA
ABWGN03l 01-Mar-11 413.77 413.93 FO 3.5% FOB NWE Cargo Euro/MT MA
DP141CCu 31-Mar-11 314.79 315.81 DTN Unl Prem Minn/StPaul MN Hart
FNAAG11u 31-Mar-11 61 47 West NY ZnA Pk Fwd Jul 11
FNAAT11u 31-Mar-11 61.25 47.25 West NY ZnA Pk Fwd Jul/Aug 11
FNAM003u 31-Mar-11 61 47 W NY ZnA Pk Fwd 03-Mo
FNAS003u 31-Mar-11 61.25 47.25 W NY ZnA Pk Fwd 03-Sn
FONAG11u 31-Mar-11 55 42.5 Ontario Pk Fwd Jul 11
FONAT11u 31-Mar-11 55.5 42.75 Ontario Pk Fwd Jul/Aug 11
FONM003u 31-Mar-11 55 42.5 Ontario CAN Pk Fwd 03-Mo
FONS003u 31-Mar-11 55.5 42.75 Ontario CAN Pk Fwd 03-Sn
PPVDA00u 30-Mar-11 764.08 762.06 Fuel Oil Index Europe
PUBCP00u 30-Mar-11 739.4 735.68 Lo Sulfur Residual Europe Index
PXAAD00u 30-Mar-11 763.37 762.44 Residual Index
TNAAV00u 30-Mar-11 110.42 110.48 Arab Hvy ARA Crk NetBk
TNAAX00u 30-Mar-11 107.69 107.76 Arab Hvy ARA Vsb NetBk
TNACZ00u 30-Mar-11 112.14 112.18 Arab Med ARA Crk NetBk
TNADB00u 30-Mar-11 109.21 109.25 Arab Med ARA Vsb NetBk
TNAFP00u 30-Mar-11 115.19 115.2 Basrah Lt ARA Crk NetBk
TNAFR00u 30-Mar-11 111.67 111.68 Basrah Lt ARA Vsb NetBk
TNAMX00u 30-Mar-11 112.8 112.83 Kuwait ARA Crk NetBk
TNAMZ00u 30-Mar-11 109.16 109.19 Kuwait ARA Vsb NetBk
TNATU00u 30-Mar-11 116.71 116.72 Kirkuk ARA Crk NetBk
TYAAV00u 30-Mar-11 112.45 112.51 Arab Hvy ARA Crk Yld
TYAAX00u 30-Mar-11 109.72 109.79 Arab Hvy ARA Vsb Yld
TYACZ00u 30-Mar-11 114.12 114.16 Arab Med ARA Crk Yld
TYADB00u 30-Mar-11 111.19 111.23 Arab Med ARA Vsb Yld
TYAFP00u 30-Mar-11 117.2 117.21 Basrah Lt ARA Crk Yld
TYAFR00u 30-Mar-11 113.68 113.69 Basrah Lt ARA Vsb Yld
TYAMX00u 30-Mar-11 114.81 114.84 Kuwait ARA Crk Yld
TYAMZ00u 30-Mar-11 111.17 111.2 Kuwait ARA Vsb Yld
TYATU00u 30-Mar-11 117.69 117.7 Kirkuk ARA Crk Yld
XNLC012h 30-Mar-11 10547 10589 NYMEX Globex Lt Swt Crude 12-Mo
XNLC012l 30-Mar-11 10547 10525 NYMEX Globex Lt Swt Crude 12-Mo
XNLC020h 30-Mar-11 10372 10381 NYMEX Globex Lt Swt Crude 20-Mo
XNLC032h 30-Mar-11 10169 10183 NYMEX Globex Lt Swt Crude 32-Mo
XNLC044h 30-Mar-11 10071 10091 NYMEX Globex Lt Swt Crude 44-Mo
XNLC056h 30-Mar-11 10074 10080 NYMEX Globex Lt Swt Crude 56-Mo
XNLC068h 30-Mar-11 10073 10100 NYMEX Globex Lt Swt Crude 68-Mo
XNLC068l 30-Mar-11 10073 10054 NYMEX Globex Lt Swt Crude 68-Mo
XNLC068o 30-Mar-11 10073 10100 NYMEX Globex Lt Swt Crude 68-Mo
XNLCJ12h 30-Mar-11 10547 10589 NYMEX Globex Lt Swt Crude Apr 20
XNLCJ12l 30-Mar-11 10547 10525 NYMEX Globex Lt Swt Crude Apr 20
XNLCZ12h 30-Mar-11 10372 10381 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ13h 30-Mar-11 10169 10183 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ14h 30-Mar-11 10071 10091 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ15h 30-Mar-11 10074 10080 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ16h 30-Mar-11 10073 10100 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ16l 30-Mar-11 10073 10054 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ16o 30-Mar-11 10073 10100 NYMEX Globex Lt Swt Crude Dec 20
XNNC001h 30-Mar-11 4382 4389 NYMEX HH Natgas 01-Mo Comb
XNNC002h 30-Mar-11 4450 4457 NYMEX HH Natgas 02-Mo Comb
XNNC003h 30-Mar-11 4523 4529 NYMEX HH Natgas 03-Mo Comb
XNNC004h 30-Mar-11 4554 4560 NYMEX HH Natgas 04-Mo Comb
XNNC005h 30-Mar-11 4561 4566 NYMEX HH Natgas 05-Mo Comb
XNNC006h 30-Mar-11 4607 4614 NYMEX HH Natgas 06-Mo Comb
XNNC007h 30-Mar-11 4754 4759 NYMEX HH Natgas 07-Mo Comb
XNNC009h 30-Mar-11 5091 5098 NYMEX HH Natgas 09-Mo Comb
XNNC010h 30-Mar-11 5071 5078 NYMEX HH Natgas 10-Mo Comb
XNNC013h 30-Mar-11 4877 4881 NYMEX HH Natgas 13-Mo Comb
XNNC056h 30-Mar-11 6336 6470 NYMEX HH Natgas 56-Mo Comb
XNNCF12h 30-Mar-11 5091 5098 NYMEX HH Natgas Jan 2012 Comb
XNNCG12h 30-Mar-11 5071 5078 NYMEX HH Natgas Feb 2012 Comb
XNNCK11h 30-Mar-11 4382 4389 NYMEX HH Natgas May 2011 Comb
XNNCK12h 30-Mar-11 4877 4881 NYMEX HH Natgas May 2012 Comb
XNNCM11h 30-Mar-11 4450 4457 NYMEX HH Natgas Jun 2011 Comb
XNNCN11h 30-Mar-11 4523 4529 NYMEX HH Natgas Jul 2011 Comb
XNNCQ11h 30-Mar-11 4554 4560 NYMEX HH Natgas Aug 2011 Comb
XNNCU11h 30-Mar-11 4561 4566 NYMEX HH Natgas Sep 2011 Comb
XNNCV11h 30-Mar-11 4607 4614 NYMEX HH Natgas Oct 2011 Comb
XNNCX11h 30-Mar-11 4754 4759 NYMEX HH Natgas Nov 2011 Comb
XNNCZ15h 30-Mar-11 6336 6470 NYMEX HH Natgas Dec 2015 Comb
XNNE004h 30-Mar-11 4559 4560 NYMEX HH Natgas 04-Mo Elect
XNNE010l 30-Mar-11 5016 4995 NYMEX HH Natgas 10-Mo Elect
XNNE018h 30-Mar-11 5019 5047 NYMEX HH Natgas 18-Mo Elect
XNNE019h 30-Mar-11 5150 5178 NYMEX HH Natgas 19-Mo Elect
XNNE020h 30-Mar-11 5389 5440 NYMEX HH Natgas 20-Mo Elect
XNNE021h 30-Mar-11 5499 5528 NYMEX HH Natgas 21-Mo Elect
XNNE023h 30-Mar-11 5371 5400 NYMEX HH Natgas 23-Mo Elect
XNNE033h 30-Mar-11 5790 5820 NYMEX HH Natgas 33-Mo Elect
XNNE033l 30-Mar-11 5790 5820 NYMEX HH Natgas 33-Mo Elect
XNNE033o 30-Mar-11 5790 5820 NYMEX HH Natgas 33-Mo Elect
XNNE056h 30-Mar-11 6336 6470 NYMEX HH Natgas 56-Mo Elect
XNNEF13h 30-Mar-11 5499 5528 NYMEX HH Natgas Jan 2013 Elect
XNNEF14h 30-Mar-11 5790 5820 NYMEX HH Natgas Jan 2014 Elect
XNNEF14l 30-Mar-11 5790 5820 NYMEX HH Natgas Jan 2014 Elect
XNNEF14o 30-Mar-11 5790 5820 NYMEX HH Natgas Jan 2014 Elect
XNNEG12l 30-Mar-11 5016 4995 NYMEX HH Natgas Feb 2012 Elect
XNNEH13h 30-Mar-11 5371 5400 NYMEX HH Natgas Mar 2013 Elect
XNNEQ11h 30-Mar-11 4559 4560 NYMEX HH Natgas Aug 2011 Elect
XNNEV12h 30-Mar-11 5019 5047 NYMEX HH Natgas Oct 2012 Elect
XNNEX12h 30-Mar-11 5150 5178 NYMEX HH Natgas Nov 2012 Elect
XNNEZ12h 30-Mar-11 5389 5440 NYMEX HH Natgas Dec 2012 Elect
XNNEZ15h 30-Mar-11 6336 6470 NYMEX HH Natgas Dec 2015 Elect
XNOH015l 30-Mar-11 30833 30743 NYMEX Globex Heating Oil 15-Mo E
XNOHM12l 30-Mar-11 30833 30743 NYMEX Globex Heating Oil Jun 201
XNRE001h 30-Mar-11 30613 30741 NYMEX RBOB 01-Mo Elect
XNRE002h 30-Mar-11 30561 30690 NYMEX RBOB 02-Mo Elect
XNRE003h 30-Mar-11 30405 30531 NYMEX RBOB 03-Mo Elect
XNRE004h 30-Mar-11 30224 30340 NYMEX RBOB 04-Mo Elect
XNRE005h 30-Mar-11 29995 30120 NYMEX RBOB 05-Mo Elect
XNRE006h 30-Mar-11 29690 29743 NYMEX RBOB 06-Mo Elect
XNRE007h 30-Mar-11 28301 28409 NYMEX RBOB 07-Mo Elect
XNRE008h 30-Mar-11 27994 28015 NYMEX RBOB 08-Mo Elect
XNRE008l 30-Mar-11 27994 27996 NYMEX RBOB 08-Mo Elect
XNRE008o 30-Mar-11 27994 27996 NYMEX RBOB 08-Mo Elect
XNRE009h 30-Mar-11 27859 27986 NYMEX RBOB 09-Mo Elect
XNREJ11h 30-Mar-11 30613 30741 NYMEX RBOB Apr 2011 Elect
XNREK11h 30-Mar-11 30561 30690 NYMEX RBOB May 2011 Elect
XNREM11h 30-Mar-11 30405 30531 NYMEX RBOB Jun 2011 Elect
XNREN11h 30-Mar-11 30224 30340 NYMEX RBOB Jul 2011 Elect
XNREQ11h 30-Mar-11 29995 30120 NYMEX RBOB Aug 2011 Elect
XNREU11h 30-Mar-11 29690 29743 NYMEX RBOB Sep 2011 Elect
XNREV11h 30-Mar-11 28301 28409 NYMEX RBOB Oct 2011 Elect
XNREX11h 30-Mar-11 27994 28015 NYMEX RBOB Nov 2011 Elect
XNREX11l 30-Mar-11 27994 27996 NYMEX RBOB Nov 2011 Elect
XNREX11o 30-Mar-11 27994 27996 NYMEX RBOB Nov 2011 Elect
XNREZ11h 30-Mar-11 27859 27986 NYMEX RBOB Dec 2011 Elect