| | Retail Gasoline Prices by Grade by Formulation |
| | . |
| | Colorado, Regular |
| | . |
| | Conventional |
| | Date | | Areas | | RFG Areas | | Average |
| | 11/02/09 | $2.593 | $2.593 |
| | 10/26/09 | $2.560 | $2.560 |
| | 10/19/09 | $2.441 | $2.441 |
| | 10/12/09 | $2.354 | $2.354 |
| | 10/05/09 | $2.360 | $2.360 |
| | 09/28/09 | $2.401 | $2.401 |
| | 09/21/09 | $2.431 | $2.431 |
| | 09/14/09 | $2.458 | $2.458 |
| |
| | Colorado, Midgrade |
| | . |
| | Conventional |
| | Date | | Areas | | RFG Areas | | Average |
| | 11/02/09 | $2.706 | $2.706 |
| | 10/26/09 | $2.673 | $2.673 |
| | 10/19/09 | $2.554 | $2.554 |
| | 10/12/09 | $2.467 | $2.467 |
| | 10/05/09 | $2.475 | $2.475 |
| | 09/28/09 | $2.516 | $2.516 |
| | 09/21/09 | $2.546 | $2.546 |
| | 09/14/09 | $2.575 | $2.575 |
| |
| | Colorado, Premium |
| | . |
| | Conventional |
| | Date | | Areas | | RFG Areas | | Average |
| | 11/02/09 | $2.814 | $2.814 |
| | 10/26/09 | $2.780 | $2.780 |
| | 10/19/09 | $2.662 | $2.662 |
| | 10/12/09 | $2.574 | $2.574 |
| | 10/05/09 | $2.583 | $2.583 |
| | 09/28/09 | $2.621 | $2.621 |
| | 09/21/09 | $2.652 | $2.652 |
| | 09/14/09 | $2.681 | $2.681 |
| |
| | Last Updated 11/2/2009 |