Corrections for December 3, 2009

The following corrections were made on December 3, 2009

Symbol
Assessment Date
Original Assessment
New Assessment
Description

AAEUQ01c 01-Jan-09 59.93 60 OPEC Basket Yearly

AAEUQ03c 01-Dec-09 77.88 77.6 OPEC Basket Monthly

AAEUQ04c 04-Dec-09 77.05 77.13 OPEC Basket Weekly

AAGWR00h 02-Dec-09 6.16 -6.14 Wyoming Sweet Diff

AAGWR00l 02-Dec-09 6.14 -6.16 Wyoming Sweet Diff

AAXRH00u 01-Oct-08 4.95 10.29 LNG Imp Everett MA Vol-wtd MAvg

PCACM00h 02-Dec-09 82.77 70.47 Wyoming Sweet Guernsey 1 Mo

PCACM00l 02-Dec-09 82.75 70.45 Wyoming Sweet Guernsey 1 Mo