| End date | Miles | Gallons | MPG | |
| January 28, 2012 | 321.6 | 7.8 | 41.3 | |
| January 17, 2012 | 295.8 | 7.5 | 39.7 | |
| January 4, 2012 | 289 | 7.2 | 40.4 | |
| December 28, 2011 | 267.5 | 6.8 | 39.5 | |
| December 24, 2011 | 161.6 | 3.9 | 41.6 | |
| December 20, 2011 | 326.3 | 7.9 | 41.4 | |
| December 9, 2011 | 326.7 | 7.6 | 43.0 | |
| November 28, 2011 | 299.3 | 7.1 | 42.4 | |
| November 15, 2011 | 335.9 | 8 | 41.8 | |
| October 22, 2011 | 381 | 8.5 | 45.0 | |
| October 7, 2011 | 404.8 | 8.6 | 47.2 | |
| September 29, 2011 | 243.5 | 5.3 | 45.8 | |
| September 22, 2011 | 290 | 6 | 48.6 | |
| September 17, 2011 | 398.9 | 8.2 | 48.5 | |
| August 24, 2011 | 429.1 | 8.8 | 48.5 | |
| August 16, 2011 | 396.3 | 8.8 | 45.1 | |
| July 21, 2011 | 421 | 9.1 | 46.4 | |
| July 8, 2011 | 395.3 | 8.5 | 46.3 | |
| June 17, 2011 | 423.5 | 9.3 | 45.6 | |
| June 1, 2011 | 262.3 | 5.2 | 50.2 | |
| May 27, 2011 | 246.4 | 5.2 | 47.3 | |
| May 17, 2011 | 406.6 | 8.3 | 48.7 | |
| May 3, 2011 | 412.3 | 8.3 | 49.4 | |
| April 26, 2011 | 314 | 6.5 | 48.5 | |
| April 21, 2011 | 224.6 | 5 | 44.7 | |
| April 9, 2011 | 368.3 | 8.5 | 43.4 | |
| March 25, 2011 | 302 | 7.7 | 39.4 | |
| February 24, 2011 | 341.1 | 8.4 | 40.7 | |
| February 10, 2011 | 273.9 | 7.3 | 37.6 | |
| January 23, 2011 | 248.2 | 6.7 | 36.8 | |
| January 8, 2011 | 297 | 7.7 | 38.7 | |
| December 23, 2010 | 334 | 8.1 | 41.0 | |
| December 2, 2010 | 341.4 | 8.1 | 42.2 | |
| November 16, 2010 | 298.2 | 6.7 | 44.4 | |
| October 21, 2010 | 377.4 | 8.1 | 46.6 | |
| October 1, 2010 | 428.8 | 8.8 | 48.8 | |
| September 15, 2010 | 447.2 | 9.2 | 48.6 | |
| August 30, 2010 | 398 | 8.4 | 47.4 | |
| August 15, 2010 | 374.2 | 8.1 | 46.4 | |
| July 30, 2010 | 307.3 | 6.7 | 45.9 | |
| July 19, 2010 | 438.4 | 8.9 | 49.1 | |
| July 14, 2010 | 381 | 8.1 | 46.9 | |
| June 30, 2010 | 396.1 | 8.5 | 46.4 | |
| June 14, 2010 | 397.8 | 8.4 | 47.2 | |
| June 2, 2010 | 270 | 5.7 | 47.0 | |
| May 29, 2010 | 413.3 | 9 | 46.1 | |
| May 15, 2010 | 364 | 8.1 | 44.7 | |
| May 9, 2010 | 345 | 6.9 | 50.0 | |
| May 3, 2010 | 366 | 8 | 45.8 | |
| April 14, 2010 | 328.8 | 7.4 | 44.3 | |
| March 29, 2010 | 374 | 8.3 | 45.2 | |
| March 13, 2010 | 343.1 | 7.8 | 43.9 | |
| February 25, 2010 | 278.8 | 7.2 | 38.5 | |
| February 11, 2010 | 302 | 7.6 | 39.7 | |
| January 26, 2010 | 175 | 4.3 | 41.1 | |
| January 18, 2010 | 265.2 | 6.7 | 39.3 | |
| January 8, 2010 | 306 | 8.1 | 38.0 | |
| December 11, 2009 | 242.3 | 5.8 | 41.8 | |
| December 29, 2009 | 331.1 | 7.6 | 43.4 | |
| December 24, 2009 | 246.2 | 6.2 | 39.9 | |
| December 19, 2009 | 308 | 7.4 | 41.8 | |
| December 1, 2009 | 343 | 7.9 | 43.5 | |
| November 16, 2009 | 357.8 | 8 | 44.6 | |
| October 23, 2009 | 403.7 | 8.6 | 46.8 | |
| October 12, 2009 | 395.2 | 8.4 | 46.9 | |
| September 29, 2009 | 402.1 | 8.4 | 47.9 | |
| September 16, 2009 | 387.6 | 8.1 | 47.7 | |
| September 2, 2009 | 417.5 | 8.3 | 50.3 | |
| August 28, 2009 | 437.2 | 8.9 | 48.9 | |
| August 18, 2009 | 437.9 | 9.2 | 47.6 | |
| August 13, 2009 | 149 | 3.1 | 48.2 | |
| August 8, 2009 | 487 | 10.2 | 47.8 | |
| July 22, 2009 | 408 | 8.5 | 47.8 | |
| July 8, 2009 | 451.3 | 9.4 | 48.1 | |
| June 24, 2009 | 468.1 | 9.5 | 49.4 | |
| June 9, 2009 | 444 | 9 | 49.1 | |
| June 1, 2009 | 262 | 5.7 | 45.8 | |
| May 27, 2009 | 359.2 | 7.7 | 46.8 | |
| May 15, 2009 | 480 | 10 | 48.0 | |
| April 29, 2009 | 420.8 | 9 | 47.0 | |
| April 13, 2009 | 447 | 9.7 | 46.2 | |
| March 27, 2009 | 408 | 8.9 | 46.0 | |
| March 14, 2009 | 420 | 9.7 | 43.2 | |
| February 28, 2009 | 372 | 8.8 | 42.2 | |
| February 13, 2009 | 342 | 8 | 43.0 | |
| February 2, 2009 | 339 | 8.3 | 41.0 | |
| January 21, 2009 | 280 | 7.4 | 37.7 | |
| January 6, 2009 | 314 | 8.5 | 37.0 |