Corrections for December 21, 2010

The following corrections were made on December 21, 2010

Symbol Assessment Date Original Assessment New Assessment Description
AAELW00h 20-Dec-10 239.13 238.83 No2 USGC Prompt Front
AAELW00l 20-Dec-10 239.03 238.73 No2 USGC Prompt Front
AAEUQ01c 01-Jan-10 76.95 76.99 OPEC Basket YTD MovAvg
AAEUQ03c 01-Dec-10 87.56 87.64 OPEC Basket MTD MovAvg
AAPNP00c 20-Dec-10 24.97 25.4 Powernext PEG Nord DA Eur/MWh
DM123FHu 20-Dec-10 258.1 258.6 DTN Unl Mid RFG Baltimore MD Val
POAED00h 20-Dec-10 239.13 238.83 No2 US Gulf Pipe
POAED00l 20-Dec-10 239.03 238.73 No2 US Gulf Pipe
POAEE00h 20-Dec-10 239.63 239.33 No2 US Gulf Water
POAEE00l 20-Dec-10 239.53 239.23 No2 US Gulf Water