Crude Oil Purchaser Ranking Select County: ANDERSONANDREWSANGELINAARANSASARCHERARMSTRONGATASCOSAAUSTINBAILEYBANDERABASTROPBAYLORBEEBELLBEXARBLANCOBORDENBOSQUEBOWIEBRAZORIABRAZOSBREWSTERBRISCOEBROOKSBROWNBURLESONBURNETCALDWELLCALHOUNCALLAHANCAMERONCAMPCARSONCASSCHAMBERSCHEROKEECHILDRESSCLAYCOCHRANCOKECOLEMANCOLLINCOLLINGSWORTHCOLORADOCOMALCOMANCHECONCHOCOOKECORYELLCOTTLECRANECROCKETTCROSBYCULBERSONDALLAMDAWSONDE WITTDEAF SMITHDEAFSMITHDELTADENTONDICKENSDIMMITDONLEYDUVALEASTLANDECTOREDWARDSELLISELPASOERATHFALLSFANNINFAYETTEFISHERFLOYDFOARDFORT BENDFRANKLINFREESTONEFRIOGAINESGALVESTONGARZAGILLESPIEGLASSCOCKGOLIADGONZALESGRAYGRAYSONGREGGGRIMESGUADALUPEHALEHALLHAMILTONHANSFORDHARDEMANHARDINHARRISHARRISONHARTLEYHASKELLHAYSHEMPHILLHENDERSONHIDALGOHILLHOCKLEYHOODHOPKINSHOUSTONHOWARDHUDSPETHHUNTHUTCHINSONIRIONJACKJACKSONJASPERJEFFERSONJIM HOGGJIM WELLSJOHNSONJONESKARNESKAUFMANKENDALLKENEDYKENTKERRKIMBLEKINGKINNEYKLEBERGKNOXLA SALLELAMBLAMPASASLAVACALEELEONLIBERTYLIMESTONELIPSCOMBLIVE OAKLLANOLOVINGLUBBOCKLYNNMADISONMARIONMARTINMASONMATAGORDAMAVERICKMCCULLOCHMCLENNANMCMULLENMEDINAMENARDMIDLANDMILAMMILLSMITCHELLMONTAGUEMONTGOMERYMOOREMORRISMOTLEYNACOGDOCHESNAVARRONEWTONNOLANNUECESOCHILTREEOLDHAMORANGEPALO PINTOPANOLAPARKERPARMERPECOSPOLKPOTTERPRESIDORAINSRANDALLREAGANREALRED RIVERREEVESREFUGIOROBERTSROBERTSONRUNNELSRUSKSABINESAN AUGUSTINESAN JACINTOSAN PATRICIOSANSABASCHLEICHERSCURRYSHACKELFORDSHELBYSHERMANSMITHSOMERVELLSTARRSTATE WIDESTEPHENSSTERLINGSTONEWALLSUTTONSWISHERTARRANTTAYLORTERRELLTERRYTHROCKMORTONTITUSTOM GREENTRAVISTRINITYTYLERUPSHURUPTONVAL VERDEVAN ZANDTVICTORIAWALKERWALLERWARDWASHINGTONWEBBWHARTONWHEELERWICHITAWILBARGERWILLACYWILLIAMSONWILSONWINKLERWISEWOODYOAKUMYOUNGZAPATAZAVALA www.usdatalibrary.com

COUNTIES ANDERSON ANDREWS ANGELINA ARANSAS ARCHER ARMSTRONG ATASCOSA AUSTIN BAILEY BANDERA BASTROP BAYLOR BEE BELL BEXAR BLANCO BORDEN BOSQUE BOWIE BRAZORIA BRAZOS BREWSTER BRISCOE BROOKS BROWN BURLESON BURNET CALDWELL CALHOUN CALLAHAN CAMERON CAMP CARSON CASS CHAMBERS CHEROKEE CHILDRESS CLAY COCHRAN COKE COLEMAN COLLIN COLLINGSWORTH COLORADO COMAL COMANCHE CONCHO COOKE CORYELL COTTLE CRANE CROCKETT CROSBY CULBERSON DALLAM DAWSON DE WITT DEAF SMITH DEAFSMITH DELTA DENTON DICKENS DIMMIT DONLEY DUVAL EASTLAND ECTOR EDWARDS ELLIS ELPASO ERATH FALLS FANNIN FAYETTE FISHER FLOYD FOARD FORT BEND FRANKLIN FREESTONE FRIO GAINES GALVESTON GARZA GILLESPIE GLASSCOCK GOLIAD GONZALES GRAY GRAYSON GREGG GRIMES GUADALUPE HALE HALL HAMILTON HANSFORD HARDEMAN HARDIN HARRIS HARRISON HARTLEY HASKELL HAYS HEMPHILL HENDERSON HIDALGO HILL HOCKLEY HOOD HOPKINS HOUSTON HOWARD HUDSPETH HUNT HUTCHINSON IRION JACK JACKSON JASPER JEFFERSON JIM HOGG JIM WELLS JOHNSON JONES KARNES KAUFMAN KENDALL KENEDY KENT KERR KIMBLE KING KINNEY KLEBERG KNOX LA SALLE LAMB LAMPASAS LAVACA LEE LEON LIBERTY LIMESTONE LIPSCOMB LIVE OAK LLANO LOVING LUBBOCK LYNN MADISON MARION MARTIN MASON MATAGORDA MAVERICK MCCULLOCH MCLENNAN MCMULLEN MEDINA MENARD MIDLAND MILAM MILLS MITCHELL MONTAGUE MONTGOMERY MOORE MORRIS MOTLEY NACOGDOCHES NAVARRO NEWTON NOLAN NUECES OCHILTREE OLDHAM ORANGE PALO PINTO PANOLA PARKER PARMER PECOS POLK POTTER PRESIDO RAINS RANDALL REAGAN REAL RED RIVER REEVES REFUGIO ROBERTS ROBERTSON RUNNELS RUSK SABINE SAN AUGUSTINE SAN JACINTO SAN PATRICIO SANSABA SCHLEICHER SCURRY SHACKELFORD SHELBY SHERMAN SMITH SOMERVELL STARR STATE WIDE STEPHENS STERLING STONEWALL SUTTON SWISHER TARRANT TAYLOR TERRELL TERRY THROCKMORTON TITUS TOM GREEN TRAVIS TRINITY TYLER UPSHUR UPTON VAL VERDE VAN ZANDT VICTORIA WALKER WALLER WARD WASHINGTON WEBB WHARTON WHEELER WICHITA WILBARGER WILLACY WILLIAMSON WILSON WINKLER WISE WOOD YOAKUM YOUNG ZAPATA ZAVALA

WILLACY 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 PLAINS MARKETING LP 1 10 11 12 10 7     38.595% 0.000% 0.432% 0.344% 0.369% 0.289% 0.000% 0.000% 2,576 3,901 3,308 1,656     $50.83 $38.64 $26.27 $23.17 $24.13 $28.14     $25,026,700 $99,538 $78,076 $90,392 $79,808 $46,316 BP AMERICA PRODUCTION COMPANY 2 1 1 2         19.836% 0.000% 32.103% 25.756% 0.000% 0.000% 0.000% 0.000% 310,410 292,186         $52.04 $37.14 $26.41 $22.36         $13,169,400 $11,528,200 $5,828,090 $6,533,200     DOMINION OKLAHOMA TEXAS EXPLORATION & PRODUCT 3 8             19.802% 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 5,520           $48.67 $44.36             $12,296,000 $244,885         GULFMARK ENERGY INC 4 2 2 1 2 2 3 4 10.285% 0.000% 31.703% 32.777% 35.162% 28.679% 8.715% 8.689% 186,317 371,839 315,203 164,477 57,000 75,070 $53.80 $38.71 $29.69 $24.04 $25.04 $27.92 $17.00 $11.35 $7,058,660 $7,213,150 $6,469,560 $8,939,090 $7,893,730 $4,685,120 SHELL TRADING (US) COMPANY 5 4 18           6.804% 0.000% 0.027% 0.000% 0.000% 0.000% 0.000% 0.000% 89,580           $53.05 $42.18 $28.54           $4,605,020 $3,778,710 $5,251       SUPERIOR CRUDE GATHERING INC 6 5 4 5         1.901% 0.000% 5.470% 3.645% 0.000% 0.000% 0.000% 0.000% 24,154 41,347         $52.17 $38.35 $28.33 $26.20         $1,264,990 $926,412 $1,065,080 $1,083,320     AMOCO PRODUCTION COMPANY 7   3 3 1 1 1 1 1.718% 0.000% 18.667% 23.466% 48.680% 58.652% 59.252% 50.748%   266,210 436,381 336,374 387,554 438,441 $55.28   $28.52 $24.11 $24.00 $26.91 $16.05 $10.80 $1,211,300   $3,658,580 $6,418,290 $10,474,500 $9,009,440 EXXONMOBIL OIL CORPORATION 8 9 7 6 3       1.052% 0.000% 1.303% 3.419% 3.767% 0.000% 0.000% 0.000% 4,010 38,790 33,768       $51.16 $40.47 $30.56 $23.64 $24.19       $686,977 $162,297 $273,665 $917,086 $816,980   MOBIL OIL CORPORATION 9               0.008% 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.000%             $56.79               $5,509           CHEVRON U S A INC 10 3 6 13         0.001% 0.000% 2.005% 0.310% 0.000% 0.000% 0.000% 0.000% 147,696 3,513         $57.25 $47.60 $27.76 $27.68         $973 $7,031,020 $382,402 $97,242     AGE REFINING INC     10 9 11       0.000% 0.000% 0.579% 0.787% 0.177% 0.000% 0.000% 0.000%   8,925 1,590           $29.83 $24.55 $18.64           $118,680 $219,087 $29,643   CALPINE PRODUCER SERVICES L P     20 16         0.000% 0.000% 0.002% 0.001% 0.000% 0.000% 0.000% 0.000%   14             $30.42 $30.42             $426 $426     CENTRAL CRUDE INC             5   0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 3.868% 0.000%         25,299               $25.09               COASTAL REFINING & MARKETING INC     15           0.000% 0.000% 0.082% 0.000% 0.000% 0.000% 0.000% 0.000%                 $29.86               $16,750       COASTAL STATES TRADING INC     17           0.000% 0.000% 0.077% 0.000% 0.000% 0.000% 0.000% 0.000%                 $29.62               $15,668       DORADO OIL COMPANY     9       12   0.000% 0.000% 0.604% 0.000% 0.000% 0.000% 0.023% 0.000%         148       $29.31       $10.98       $121,673       DUKE ENERGY FIELD SERVICES INC       8 8       0.000% 0.000% 0.000% 1.254% 0.850% 0.000% 0.000% 0.000%   14,231 7,621             $20.51 $18.24             $291,835 $139,039   DUKE ENERGY TRANSPORT AND TRADING COMPANY             10 9 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.383% 0.159%         2,508 1,378             $13.45 $10.32             EASTEX CRUDE COMPANY       7 7       0.000% 0.000% 0.000% 2.546% 1.952% 0.000% 0.000% 0.000%   28,879 17,501             $20.45 $19.25             $590,556 $336,964   EL PASO MERCHANT ENERGY-GAS LP     19 15         0.000% 0.000% 0.018% 0.006% 0.000% 0.000% 0.000% 0.000%   67             $30.98 $27.80             $3,842 $1,863     EL PASO MERCHANT ENERGY-PETROLEUM COMPANY     12           0.000% 0.000% 0.277% 0.000% 0.000% 0.000% 0.000% 0.000%                 $28.00               $53,283       EQUIVA TRADING COMPANY             11   0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.367% 0.000%         2,399               $21.21               EXXON CORPORATION           3 4 3 0.000% 0.000% 0.000% 0.000% 0.000% 5.387% 6.621% 15.682%       30,896 43,307 135,484           $28.64 $16.44 $13.77           $882,217 EXXON MOBIL CORPORATION         5       0.000% 0.000% 0.000% 0.000% 2.940% 0.000% 0.000% 0.000%     26,352               $29.47               $776,540     WILLACY 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 FLINT HILLS RESOURCES LP     14 10         0.000% 0.000% 0.085% 0.694% 0.000% 0.000% 0.000% 0.000%   7,875             $28.96 $21.75             $16,825 $171,275     GENESIS CRUDE OIL LP       11 12     11 0.000% 0.000% 0.000% 0.378% 0.059% 0.000% 0.000% 0.013%   4,287 530     113       $23.28 $25.56     $11.65       $99,820 $13,548   HPL RESOURCES COMPANY       17 13       0.000% 0.000% 0.000% 0.001% 0.000% 0.000% 0.000% 0.000%   11 3             $18.09 $13.24             $199 $40   INTERSTATE SALE     13           0.000% 0.000% 0.163% 0.000% 0.000% 0.000% 0.000% 0.000%                 $26.49               $29,668       KOCH EXPLORATION COMPANY           9     0.000% 0.000% 0.000% 0.000% 0.000% 0.159% 0.000% 0.000%       913               $27.05               $24,651 KOCH INDUSTRIES INC             13 2 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.005% 17.311%         33 149,562             $11.80 $10.68             KOCH PETROLEUM GROUP LP         6 4 2   0.000% 0.000% 0.000% 0.000% 1.965% 3.721% 16.695% 0.000%     17,618 21,340 109,199           $26.91 $28.10 $16.92           $474,135 $565,780 LINK ENERGY LIMITED PARTNERSHIP   7 8           0.000% 0.000% 1.085% 0.000% 0.000% 0.000% 0.000% 0.000% 6,965             $30.98 $29.13             $215,792 $217,206       NORCO CRUDE GATHERING INC             9 10 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.547% 0.159%         3,577 1,375             $17.79 $9.49             PLAINS MARKETING & TRANSPORTATION INC             6 5 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 2.155% 5.264%         14,096 45,477             $16.19 $11.49             PLAINS PETROLEUM OPERATING COMPANY               7 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.590%           5,100               $12.99             PLAINS RESOURCES INC               6 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 0.000% 1.012%           8,747               $12.24             SCURLOCK PERMIAN LLC           8 8 8 0.000% 0.000% 0.000% 0.000% 0.000% 0.262% 0.572% 0.372%       1,503 3,739 3,211           $25.01 $15.41 $10.49           $37,864 SEMINOLE TRANSPORTATION AND GATHERING INC     16 14         0.000% 0.000% 0.081% 0.033% 0.000% 0.000% 0.000% 0.000%   371             $30.74 $32.31             $17,089 $11,988     TEPPCO CRUDE OIL L P   6 5 4 4 5 7   0.000% 0.000% 5.238% 4.584% 3.629% 1.760% 0.798% 0.000% 10,543 52,002 32,532 10,096 5,217     $34.20 $28.99 $24.86 $21.39 $28.58 $17.78     $360,618 $1,043,480 $1,292,760 $695,871 $284,249 WILLIAMS ENERGY MARKETING & TRADING COMPANY         9 6     0.000% 0.000% 0.000% 0.000% 0.450% 1.090% 0.000% 0.000%     4,030 6,252             $30.41 $29.79             $122,543 $185,215