Summary of Well Sites
                            %    Yearly Growth                                                               
Lease Area Total First Annual Land General Loss Adverse Area First Annual Land General Loss Adverse
count (ac) Year Rental Value Dist. of Use Effect ac. Year Rental Value Dist. of Use Effect
ALL Maximum 19.69 20660 6890 2000 4138 1500 2838
Average 4.16 6528 2187 743 1146 184 1440
Median 3.90 6145 2150 700 1010 175 1400
Minimum 0.04 330 200 102 100 50 110
1995 431 4.15 6255 2116 705 1136 179 1403
1996 1058 4.07 6210 2121 707 1148 179 1405 -1.91 -0.72 0.26 0.30 1.04 0.12 0.14
1997 962 3.93 6120 2132 706 1129 185 1444 -3.59 -1.47 0.51 -0.15 -1.66 2.97 2.70
1998 514 4.40 6707 2229 738 1130 183 1417 10.65 8.75 4.35 4.32 0.04 -0.73 -1.88
1999 567 4.37 6902 2248 795 1141 182 1466 -0.70 2.82 0.82 7.17 0.96 -0.69 3.32
2000 537 4.33 7538 2372 861 1198 198 1525 -0.95 8.44 5.23 7.71 4.80 7.94 3.90
4069 3.50 17.82 11.18 19.35 5.18 9.61 8.18
SE Maximum 18.82 19340 6890 2000 3000 1038 2838
Average 4.00 6236 2167 729 1087 185 1454
Median 3.65 5663 2025 700 1000 150 1400
Minimum 0.24 1565 500 300 100 50 150
1995 188 4.18 6211 2154 689 1158 184 1413
1996 307 4.00 6186 2165 709 1136 182 1457 -4.59 -0.40 0.51 2.72 -1.91 -1.12 3.03
1997 375 3.72 5809 2120 696 1043 187 1461 -7.63 -6.49 -2.14 -1.80 -8.88 3.01 0.28
1998 81 3.78 6221 2180 749 1124 186 1444 1.62 6.62 2.77 7.04 7.16 -0.85 -1.19
1999 239 4.32 6495 2149 761 1028 173 1428 12.46 4.22 -1.46 1.55 -9.38 -7.29 -1.14
2000 142 4.08 7075 2338 850 1085 209 1529 -5.81 8.19 8.08 10.56 5.27 17.09 6.65
1332 -3.96 12.14 7.77 20.07 -7.74 10.84 7.63
E. Central Maximum 19.69 19650 5000 1160 2750 1500 2450
Average 3.91 6102 2150 710 1121 181 1435
Median 3.61 6000 2150 700 1028 175 1450
Minimum 0.26 330 200 400 100 60 124
1995 113 3.77 5932 2086 710 1116 179 1414
1996 257 3.67 5892 2087 719 1124 185 1403 -2.47 -0.69 0.03 1.24 0.66 3.61 -0.79
1997 164 3.76 5803 2099 683 1158 185 1456 2.24 -1.52 0.58 -5.32 2.91 0.09 3.59
1998 105 4.22 6353 2239 680 1121 187 1422 10.97 8.66 6.25 -0.39 -3.23 1.00 -2.34
1999 104 4.08 6298 2205 734 1115 171 1496 -3.48 -0.89 -1.54 7.29 -0.61 -9.53 4.90
2000 131 4.27 6675 2276 730 1078 171 1449 4.47 5.65 3.13 -0.45 -3.42 -0.22 -3.22
874 11.73 11.21 8.45 2.37 -3.68 -5.06 2.14
Central Maximum 14.07 20660 4365 2000 3392 850 2500
Average 4.49 8090 2353 980 1204 194 1483
Median 4.30 7700 2346 1000 1200 200 1500
Minimum 0.39 790 300 500 110 50 110
1995 48 4.35 7437 2252 888 1109 170 1471
1996 134 4.49 7855 2368 925 1233 194 1504 2.99 5.33 4.90 3.95 10.08 12.14 2.23
1997 158 4.27 7427 2283 904 1191 191 1480 -5.04 -5.76 -3.73 -2.31 -3.51 -1.59 -1.68
1998 122 4.72 7757 2328 907 1098 186 1429 9.54 4.25 1.95 0.34 -8.49 -2.48 -3.56
1999 80 4.47 8589 2394 1089 1223 207 1449 -5.63 9.69 2.74 16.70 10.23 9.99 1.41
2000 88 4.70 10001 2506 1254 1362 209 1569 4.96 14.13 4.48 13.22 10.20 1.24 7.65
630 6.82 27.63 10.34 31.90 18.50 19.31 6.04
NE Maximum 13.47 15800 4000 1200 4138 648 2493
Average 4.25 6035 2085 634 1157 169 1390
Median 4.06 5728 2100 600 1100 160 1400
Minimum 0.04 500 200 300 280 70 190
1995 45 4.32 5748 1973 591 1109 165 1322
1996 165 4.17 5665 2010 592 1127 160 1345 -3.72 -1.45 1.85 0.10 1.62 -3.24 1.70
1997 125 4.07 5712 2043 598 1194 170 1361 -2.37 0.81 1.63 1.04 5.62 5.99 1.15
1998 102 4.40 6260 2093 658 1118 170 1386 7.47 8.75 2.39 9.11 -6.88 -0.26 1.81
1999 61 4.28 6761 2240 742 1233 178 1517 -2.72 7.41 6.58 11.34 9.36 4.60 8.64
2000 53 4.52 6929 2318 712 1194 188 1519 5.30 2.44 3.34 -4.17 -3.30 5.23 0.12
551 3.96 17.96 15.78 17.42 6.43 12.33 13.42
NW Maximum 11.34 16308 4000 1518 3466 660 2434
Average 4.54 7037 2426 685 1305 207 1514
Median 4.30 6827 2400 605 1250 200 1500
Minimum 1.78 2000 350 102 100 100 740
1995 14 5.05 6983 2261 659 1470 217 1405
1996 32 4.37 6948 2283 735 1220 187 1427 -15.45 -0.50 0.97 10.35 -20.52 -16.16 1.56
1997 54 3.87 6310 2281 608 1268 201 1526 -12.84 -10.11 -0.11 -20.94 3.82 6.94 6.48
1998 57 5.13 7125 2510 659 1220 206 1471 24.46 11.44 9.14 7.83 -3.92 2.79 -3.77
1999 62 4.94 7332 2479 706 1342 205 1514 -3.80 2.82 -1.23 6.66 9.05 -0.54 2.87
2000 93 4.28 7247 2498 719 1360 219 1579 -15.55 -1.18 0.75 1.79 1.33 6.32 4.10
312 -23.18 2.46 9.53 5.69 -10.23 -0.65 11.23