Corrections for July 31, 2009

The following corrections were made on July 31, 2009

Symbol Assessment Date Original Assessment New Assessment Description
AAJJX00c 01-Jul-09 1410 1485.043 LME NA Sec Alum Settle Daily
AAVGU00u 31-Jul-09 56.5 55.5 ULSD Sarnia Ultramar Can Rack
AAWAY00l 31-Jul-09 934 940 PTA CFR China $/Mt
AAEUQ03c 01-Jul-09 64.31 64.41 OPEC Basket Monthly
AAWJA00l 31-Jul-09 7800 7820 PTA Dom China X-Tank
AAEUQ04c 31-Jul-09 67.76 67.42 OPEC Basket Weekly
AAWJA00h 31-Jul-09 7850 7870 PTA Dom China X-Tank
AAEUQ01c 01-Jan-09 52.79 52.88 OPEC Basket Yearly
PUAWN00h 29-Jun-09 62.65 62.85 N0.6 2.2 Boston Spot Barge
AAWAY00h 31-Jul-09 936 945 PTA CFR China $/Mt