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| BEXAR 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 | 1 | 1 | 2 | | | | | 49.428% | 0.000% | 39.291% | 13.270% | 0.000% | 0.000% | 0.000% | 0.000% | 45,953 | 32,159 | | | | | $52.12 | $37.08 | $26.21 | $25.64 | | | | | $2,962,470 | $1,704,020 | $1,273,620 | $824,454 | | |
| SUPERIOR CRUDE GATHERING INC | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 33.278% | 0.000% | 37.495% | 35.623% | 35.610% | 36.629% | 38.624% | 27.739% | 45,009 | 86,329 | 80,198 | 59,337 | 58,982 | 52,665 | $48.81 | $35.47 | $25.11 | $20.54 | $22.44 | $25.77 | $14.17 | $8.68 | $1,868,000 | $1,596,630 | $1,164,340 | $1,773,140 | $1,799,970 | $1,524,380 |
| CARDINALIS PETROLEUM COMPANY | 3 | 3 | 3 | 6 | 5 | 5 | 5 | 5 | 10.182% | 0.000% | 8.281% | 9.021% | 9.578% | 9.587% | 10.750% | 10.463% | 11,741 | 21,862 | 21,571 | 15,530 | 16,416 | 19,866 | $50.93 | $36.31 | $25.80 | $21.02 | $22.12 | $26.27 | $15.16 | $10.32 | $596,289 | $426,362 | $264,226 | $459,551 | $477,087 | $403,305 |
| DORADO OIL COMPANY | 4 | 5 | 5 | 7 | 4 | 3 | 4 | 4 | 3.495% | 0.000% | 4.238% | 8.079% | 10.759% | 10.114% | 12.264% | 16.618% | 2,741 | 19,578 | 24,230 | 16,384 | 18,729 | 31,551 | $51.34 | $36.02 | $24.87 | $19.86 | $21.88 | $25.59 | $14.12 | $9.68 | $206,337 | $98,725 | $130,349 | $388,820 | $530,040 | $417,315 |
| PLAINS MARKETING LP | 5 | 4 | 4 | 5 | 2 | 2 | | | 1.373% | 0.000% | 5.260% | 9.239% | 20.124% | 13.337% | 0.000% | 0.000% | 3,156 | 22,390 | 45,321 | 21,605 | | | $46.55 | $35.47 | $23.63 | $18.02 | $22.47 | $27.37 | | | $73,498 | $111,939 | $153,705 | $403,572 | $1,018,360 | $588,734 |
| GULFMARK ENERGY INC | 6 | 6 | | 9 | 8 | 10 | 8 | 10 | 1.330% | 0.000% | 0.000% | 0.634% | 0.936% | 0.906% | 0.988% | 0.521% | 1,334 | 1,537 | 2,108 | 1,468 | 1,509 | 990 | $50.18 | $36.98 | | $21.02 | $23.85 | $26.20 | $16.49 | $10.82 | $76,726 | $49,326 | | $32,313 | $50,269 | $38,309 |
| NORCO CRUDE GATHERING INC | 7 | 9 | 8 | 8 | 7 | 9 | 9 | 7 | 0.650% | 0.106% | 0.782% | 1.017% | 1.122% | 1.619% | 0.789% | 2.006% | 476 | 2,464 | 2,527 | 2,622 | 1,205 | 3,809 | $52.18 | $42.08 | $25.78 | $21.49 | $23.32 | $25.67 | $15.06 | $9.93 | $39,032 | $20,030 | $24,926 | $52,949 | $58,930 | $67,498 |
| TEPPCO CRUDE OIL L P | 8 | | | | | | | | 0.263% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | | | | | | | $54.85 | | | | | | | | $16,619 | | | | | |
| APPROVED OIL SERVICES LC | | | | | | | 10 | | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.557% | 0.000% | | | | | 851 | | | | | | | | $12.16 | | | | | | | |
| CHEVRON U S A INC | | 8 | | | | | | | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 666 | | | | | | | $35.71 | | | | | | | | $23,780 | | | | |
| DAVID THALMANN VACUUM SERVICE INC | | | | 11 | | 11 | | | 0.000% | 0.000% | 0.000% | 0.054% | 0.000% | 0.200% | 0.000% | 0.000% | | 131 | | 324 | | | | | | $11.11 | | $29.18 | | | | | | $1,456 | | $9,454 |
| EOTT ENERGY OPERATING LIMITED PARTNERSHIP | | | 6 | 4 | 3 | 4 | 3 | 2 | 0.000% | 0.000% | 2.993% | 11.119% | 12.484% | 9.991% | 14.961% | 19.657% | | 26,945 | 28,116 | 16,184 | 22,847 | 37,321 | | | $24.89 | $19.59 | $21.24 | $24.84 | $14.49 | $9.92 | | | $92,108 | $527,838 | $597,170 | $403,611 |
| EQUIVA TRADING COMPANY | | | | 3 | 6 | 6 | 7 | | 0.000% | 0.000% | 0.000% | 11.685% | 8.897% | 8.340% | 1.293% | 0.000% | | 28,317 | 20,036 | 13,511 | 1,975 | | | | | $20.15 | $22.79 | $26.20 | $19.56 | | | | | $570,716 | $456,544 | $353,928 |
| GENESIS CRUDE OIL LP | | 10 | 10 | 11 | 11 | 15 | | 12 | 0.000% | 0.000% | 0.366% | 0.054% | 0.067% | 0.039% | 0.000% | 0.291% | 255 | 131 | 150 | 63 | | 553 | | $43.33 | $29.15 | $11.11 | $15.60 | $25.80 | | $7.88 | | $11,049 | $13,203 | $1,456 | $2,341 | $1,625 |
| GENESIS CRUDE OIL LP | | | | 10 | 9 | 13 | 11 | | 0.000% | 0.000% | 0.000% | 0.259% | 0.348% | 0.161% | 0.123% | 0.000% | | 627 | 783 | 261 | 188 | | | | | $24.25 | $24.83 | $28.97 | $25.20 | | | | | $15,202 | $19,444 | $7,595 |
| GRAHAM OIL TRANSPORTS L L C | | | 11 | | | | | | 0.000% | 0.000% | 0.037% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | | | | | | | | | $29.63 | | | | | | | | $1,363 | | | |
| JENEX OPERATING COMPANY OF TEXAS INC | | | | | 10 | 14 | | | 0.000% | 0.000% | 0.000% | 0.000% | 0.076% | 0.103% | 0.000% | 0.000% | | | 171 | 167 | | | | | | | $26.38 | $23.25 | | | | | | | $4,511 | $3,883 |
| KEMCO RESOURCES INC | | | 9 | | | | | | 0.000% | 0.000% | 0.450% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | | | | | | | | | $22.36 | | | | | | | | $12,435 | | | |
| KOCH INDUSTRIES INC | | | | | | | | 9 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 1.429% | | | | | | 2,713 | | | | | | | | $8.57 | | | | | | |
| LINK ENERGY LIMITED PARTNERSHIP | | 7 | 7 | | | | | | 0.000% | 1.146% | 0.807% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 1,291 | | | | | | | $29.55 | $26.07 | | | | | | | $38,152 | $26,013 | | | |
| NORTHRIDGE ENERGY MARKETING CORP | | | | | | | | 13 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.162% | | | | | | 308 | | | | | | | | $13.79 | | | | | | |
| PATRICIA A HUGHES L L C | | | | | | | | 11 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.349% | | | | | | 662 | | | | | | | | $8.20 | | | | | | |
| PLAINS MARKETING & TRANSPORTATION INC | | | | | | 8 | 6 | 8 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 2.581% | 2.548% | 1.925% | | | | 4,181 | 3,891 | 3,654 | | | | | | $24.29 | $16.81 | $10.32 | | | | | | $101,099 |
| SCURLOCK PERMIAN LLC | | | | | | 7 | 2 | 3 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 6.193% | 17.102% | 16.770% | | | | 10,032 | 26,117 | 31,840 | | | | | | $23.49 | $13.96 | $8.49 | | | | | | $235,261 |
| BEXAR 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 | | | | | | | | 6 | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 2.069% | | | | | | 3,929 | | | | | | | | $10.51 | | | | | | |
| TEXON LP | | | | | | 12 | | | 0.000% | 0.000% | 0.000% | 0.000% | 0.000% | 0.200% | 0.000% | 0.000% | | | | 324 | | | | | | | | $28.19 | | | | | | | | $9,134 |
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