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| WILBARGER COUNTY (click on column title to change the listing order) | | Purchaser 2005 | Rank - 2005 | Rank - 2004 | Rank - 2003 | Rank - 2002 | Rank - 2001 | Rank - 2000 | Rank - 1999 | Rank - 1998 | C % 05 | C % 04 | C % 03 | C % 02 | C % 01 | C % 00 | C % 99 | C % 98 | Bbl 04 | Bbl 02 | Bbl 01 | Bbl - 00 | Bbl - 99 | Bbl - 98 | $/Bbl - 05 | $/Bbl - 04 | $/Bbl - 03 | $/Bbl - 02 | $/Bbl - 01 | $/Bbl - 00 | $/Bbl - 99 | $/Bbl - 98 | Gr Val 05 | Gr Val 04 | Gr Val 03 | Gr Val 02 | Gr Val 01 | Gr Val 00 |
| SHELL TRADING (US) COMPANY | 1 | 2 | 2 | 5 | | | | | 36.430% | 21.386% | 22.893% | 8.549% | 0.000% | 0.000% | 0.000% | 0.000% | 124,671 | 100,556 | | | | | $52.99 | $40.81 | $30.19 | $29.62 | | | | | $14,400,000 | $5,088,410 | $4,147,890 | $2,978,200 | | |
| W T WAGGONER ESTATE | 2 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 28.802% | 0.000% | 36.705% | 30.084% | 30.523% | 29.758% | 27.792% | 28.304% | 219,110 | 353,848 | 294,618 | 186,315 | 164,400 | 231,397 | $54.78 | $40.01 | $30.03 | $25.27 | $25.78 | $29.27 | $18.28 | $12.20 | $11,769,200 | $8,766,480 | $6,614,850 | $8,942,250 | $7,595,210 | $5,471,830 |
| TEPPCO CRUDE OIL L P | 3 | 3 | 3 | 2 | 4 | 9 | 12 | | 17.035% | 0.000% | 21.117% | 22.620% | 9.965% | 0.855% | 0.903% | 0.000% | 117,888 | 266,049 | 96,187 | 5,355 | 5,343 | | $55.08 | $41.09 | $30.88 | $25.38 | $24.32 | $28.30 | $17.66 | | $6,998,360 | $4,844,000 | $3,912,820 | $6,752,880 | $2,339,540 | $151,620 |
| SUNOCO PARTNERS MARKETING & TERMINALS LP | 4 | 4 | 4 | 7 | 7 | 8 | 9 | | 8.299% | 0.000% | 6.558% | 2.507% | 1.666% | 1.659% | 1.066% | 0.000% | 65,890 | 29,482 | 16,083 | 10,385 | 6,305 | | $53.85 | $40.95 | $29.90 | $25.69 | $25.72 | $29.45 | $23.35 | | $3,333,510 | $2,697,900 | $1,176,530 | $757,499 | $413,655 | $305,114 |
| PLAINS MARKETING LP | 5 | 6 | 6 | 4 | 6 | 6 | | | 4.539% | 3.897% | 5.231% | 9.406% | 6.913% | 2.253% | 0.000% | 0.000% | 22,720 | 110,628 | 66,728 | 14,103 | | | $55.36 | $40.42 | $30.82 | $25.21 | $24.51 | $30.69 | | | $1,874,310 | $918,251 | $967,274 | $2,788,910 | $1,635,640 | $434,369 |
| CONOCOPHILLIPS COMPANY | 6 | 5 | 5 | 6 | 5 | 4 | 4 | 6 | 3.069% | 0.000% | 5.955% | 6.913% | 9.400% | 8.457% | 5.708% | 4.822% | 24,863 | 81,313 | 90,732 | 52,949 | 33,762 | 39,423 | $54.56 | $40.01 | $30.08 | $24.87 | $26.23 | $29.58 | $18.61 | $12.71 | $1,249,140 | $994,745 | $1,075,140 | $2,021,990 | $2,379,710 | $1,576,160 |
| TEXON LP | 7 | 7 | 7 | 8 | 9 | 10 | | | 1.039% | 0.000% | 0.799% | 0.627% | 0.724% | 0.694% | 0.000% | 0.000% | 8,880 | 7,371 | 6,987 | 4,345 | | | $55.36 | $40.67 | $30.19 | $24.72 | $25.23 | $28.28 | | | $429,259 | $361,136 | $144,714 | $182,195 | $176,272 | $124,759 |
| PHILLIPS PETROLEUM CO | 8 | | | | | | | | 0.368% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | | | | | | | $57.29 | | | | | | | | $157,262 | | | | | |
| EAGLWING TRADING LP | 9 | 8 | 11 | | | | | | 0.331% | 0.443% | 0.059% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 2,585 | | | | | | $52.60 | $39.40 | $30.57 | | | | | | $129,814 | $101,841 | $10,913 | | | |
| GEER TANK TRUCKS INC | 10 | 9 | 9 | 10 | 11 | 12 | 8 | 8 | 0.068% | 0.000% | 0.141% | 0.321% | 0.120% | 0.401% | 2.258% | 2.910% | 1,012 | 3,781 | 1,156 | 2,512 | 13,358 | 23,793 | $47.95 | $38.52 | $30.25 | $24.01 | $31.35 | $27.19 | $19.17 | $12.51 | $24,168 | $38,979 | $25,651 | $90,785 | $36,241 | $69,079 |
| INTERSTATE PETROLEUM CORPORATION | 11 | 10 | 10 | 11 | | | | | 0.021% | 0.000% | 0.065% | 0.034% | 0.000% | 0.000% | 0.000% | 0.000% | 330 | 400 | | | | | $47.13 | $38.46 | $26.81 | $24.64 | | | | | $7,399 | $12,691 | $10,535 | $9,856 | | |
| AMOCO PRODUCTION COMPANY | | | | | | | | 10 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 1.333% | | | | | | 10,894 | | | | | | | | $15.07 | | | | | | |
| DIAMOND SHAMROCK REFINING AND MARKETING COMPA | | | | | 3 | 1 | 1 | 2 | 0.000% | 0.000% | 0.000% | 0.000% | 16.166% | 30.575% | 38.745% | 19.149% | | | 156,034 | 191,431 | 229,189 | 156,547 | | | | | $29.94 | $29.81 | $18.20 | $12.29 | | | | | $4,672,370 | $5,713,550 |
| DUKE ENERGY TRANSPORT AND TRADING COMPANY | | | | | | | | 13 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.286% | | | | | | 2,342 | | | | | | | | $12.38 | | | | | | |
| EAGLWING TRADING INC | | | 8 | 9 | 10 | 11 | 13 | | 0.000% | 0.000% | 0.475% | 0.515% | 0.540% | 0.494% | 0.059% | 0.000% | | 6,057 | 5,215 | 3,095 | 351 | | | | $29.41 | $24.88 | $25.25 | $28.80 | $24.43 | | | | $83,870 | $150,723 | $131,657 | $88,798 |
| ENRON RESERVE ACQUISITION CORP | | | | | 8 | 5 | 5 | 9 | 0.000% | 0.000% | 0.000% | 0.000% | 1.557% | 5.753% | 4.937% | 1.683% | | | 15,028 | 36,020 | 29,203 | 13,759 | | | | | $31.59 | $29.30 | $17.97 | $12.57 | | | | | $474,733 | $1,060,750 |
| EQUIVA TRADING COMPANY | | | | 3 | 2 | 3 | 7 | 14 | 0.000% | 0.000% | 0.000% | 18.424% | 22.425% | 16.846% | 2.311% | 0.264% | | 216,704 | 216,453 | 105,474 | 13,671 | 2,160 | | | | $22.81 | $26.26 | $29.55 | $22.75 | $11.63 | | | | $4,942,720 | $5,684,440 | $3,153,520 |
| GENESIS CRUDE OIL LP | | | | | | | | 12 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.646% | | | | | | 5,285 | | | | | | | | $12.74 | | | | | | |
| JOHNSON & ERNST OPERATING COMPANY | | | | | | 15 | | | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.058% | 0.000% | 0.000% | | | | 362 | | | | | | | | $32.15 | | | | | | | | $11,637 |
| MARATHON ASHLAND PETROLEUM LLC | | | | | | | | 16 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.022% | | | | | | 177 | | | | | | | | $16.02 | | | | | | |
| NORTHRIDGE ENERGY MARKETING CORP | | | | | | 14 | 10 | 15 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.086% | 1.031% | 0.220% | | | | 540 | 6,099 | 1,799 | | | | | | $25.03 | $17.12 | $13.02 | | | | | | $13,520 |
| PLAINS MARKETING & TRANSPORTATION INC | | | | | | 13 | 11 | 11 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.284% | 1.021% | 1.197% | | | | 1,778 | 6,039 | 9,785 | | | | | | $27.53 | $20.51 | $12.86 | | | | | | $48,917 |
| PRIDE COMPANIES LP | | | | | | | 6 | 7 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 3.603% | 4.622% | | | | | 21,314 | 37,786 | | | | | | | $17.09 | $13.18 | | | | | | |
| SCURLOCK PERMIAN LLC | | | | | | 7 | 3 | 5 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 1.826% | 10.565% | 9.154% | | | | 11,435 | 62,497 | 74,833 | | | | | | $27.47 | $17.36 | $12.82 | | | | | | $314,553 |
| WILBARGER COUNTY (click on column title to change the listing order) | | Purchaser 2005 | Rank - 2005 | Rank - 2004 | Rank - 2003 | Rank - 2002 | Rank - 2001 | Rank - 2000 | Rank - 1999 | Rank - 1998 | C % 05 | C % 04 | C % 03 | C % 02 | C % 01 | C % 00 | C % 99 | C % 98 | Bbl 04 | Bbl 02 | Bbl 01 | Bbl - 00 | Bbl - 99 | Bbl - 98 | $/Bbl - 05 | $/Bbl - 04 | $/Bbl - 03 | $/Bbl - 02 | $/Bbl - 01 | $/Bbl - 00 | $/Bbl - 99 | $/Bbl - 98 | Gr Val 05 | Gr Val 04 | Gr Val 03 | Gr Val 02 | Gr Val 01 | Gr Val 00 |
| TEXACO TRADING AND TRANSPORTATION INC | | | | | | | | 3 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 14.902% | | | | | | 121,831 | | | | | | | | $13.54 | | | | | | |
| TPI PETROLEUM INC | | | | | | | | 4 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 10.485% | | | | | | 85,715 | | | | | | | | $14.79 | | | | | | |
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