01/02/08 375.5 10.89 Exxon Regular 3.299 01/07/08 353 10.84 Shell Regular 3.32 01/10/08 354 10.73 Shell Regular 3.25 01/15/08 333.7 9.56 Shell Regular 3.19 01/18/08 342.6 10.76 Chevron Regular 3.22 01/23/08 331.2 10 Shell Regular 3.1 01/28/08 354.3 10.75 Chevron Regular 3.1 01/31/08 343.5 10.47 Shell Regular 3.06 02/05/08 358 10.51 Chevron Regular 3.12 02/08/08 343.3 10.63 Chevron Regular 3.1 02/14/08 342 10.7 Shell Regular 3.2 02/19/08 371 10.55 Exxon Regular 3.2 02/22/08 332.1 10.76 Shell Regular 3.3 02/28/08 329.6 10.88 Chevron Regular 3.3 03/06/08 340 10.13 Chevron Regular 3.7 03/10/08 354.9 10.99 Chevron Regular 3.6 03/14/08 326.6 11.49 Shell Regular 3.7 03/20/08 321 10.8 Shell Regular 3.63 04/15/08 396 10.83 76 Regular 3.9 04/18/08 385.5 10.69 Chevron Regular 3.74 04/22/08 340 10.69 Chevron Regular 3.88 04/27/08 370 10.54 Chevron Regular 4 05/01/08 344 10.87 Exxon Regular 3.94 05/11/08 348 11.02 Chevron Regular 3.94 05/16/08 313 10.89 Exxon Regular 4.1 05/25/08 364 10.74 76 Regular 4.1 05/29/08 356.6 10.75 76 Regular 4.16 06/02/08 362 10.84 Shell Regular 4.33 06/07/08 377 10.44 Chevron Regular 4.42 06/13/08 330 10.23 76 Regular 4.7 06/18/08 380 11.22 Chevron Regular 4.59 06/22/08 359 10.22 Chevron Regular 4.6 06/27/08 381 10.93 76 Regular 4.7 07/01/08 352.8 10.89 Exxon Regular 4.6 07/06/08 322 9.98 Chevron Regular 4.54 07/11/08 335.1 11.09 Chevron Regular 4.49 07/14/08 333.8 9.51 Chevron Regular 4.49 07/18/08 346 10.42 Chevron Regular 4.5 07/23/08 363.9 10.99 Chevron Regular 4.42 07/29/08 364.8 11.11 Chevron Regular 4.34 08/06/08 351 11.04 Shell Regular 4.16 08/10/08 374.6 11.41 76 Regular 4.09 10/02/08 375.2 10 76 Regular 3.54 10/07/08 329.4 10.39 Chevron Regular 3.54 10/18/08 391 11.03 Chevron Regular 3.34 10/21/08 345 10.7 Shell Regular 3.26 10/27/08 348.9 10.64 Mobil Regular 3.08 11/02/08 378.1 10.6 Shell Regular 2.8 11/05/08 342.6 10.52 Chevron Regular 2.6 11/12/08 387.2 11.07 Exxon Regular 2.6 11/17/08 278.6 8.53 Chevron Regular 2.34 11/24/08 373 10.91 Chevron Regular 2.14 12/02/08 379.6 10.99 Chevron Regular 1.9 12/05/08 341 10.26 Exxon Regular 1.86 12/10/08 354.5 10.01 76 Regular 1.8 12/15/08 323.1 10.7 Chevron Regular 1.68 12/19/08 306.9 10.58 Chevron Regular 1.88