Corrections for February 11, 2021
| Symbol | Assessment Date | Original Assessment | New Assessment | Description |
| AAEUQ01c | 01-Jan-21 | 55.34 | 55.53 | OPEC Basket Price Yearly |
| AAEUQ03c | 01-Feb-21 | 58.1 | 58.39 | OPEC Basket Price Monthly |
| AAEUQ04c | 12-Feb-21 | 59.93 | 60.1 | OPEC Basket Price Weekly |
| ACTAB00c | 10-Feb-21 | 415.5 | 417 | HMS 1/2 80:20 CFR Turkey Current |
| ACTAM01c | 10-Feb-21 | 417 | 439.5 | HMS 1/2 80:20 CFR Turkey Mo01 |
| NMNG000w | 11-Feb-21 | 619944 | 620187 | NYMEX Natural Gas Contract Total |