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DATE:   1/22/2004                        COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 13:38                                            2003 PROPERTY VALUE STUDY                                        RPT: VAL7214
                                                        STRATIFIED RATIO DETAIL
                                                                057  Dallas
                                                            057-910  Grand Prairie

+-----| C A T E G O R Y: A  |-----+-----------| S A M P L E  D A T A |-----------+-----------| S T R A T U M  D A T A |------------+
|                                 |                                              |                                                 |
|        Low             High     | Sam      Sam CAD         Sam PTD      Random |Stratum   Stratum CAD    Random     Stratum PTD  |
|       Range           Range     | Obs       Value           Value        Ratio |Parcels      Value        Ratio        Value     |
|  --------------  -------------- |-----  -------------   -------------   ------ |------- --------------   ------   -------------- |
|L              1          50,480 |    0              0               0 Untested |  3,008    113,825,882  Untested     113,825,882 |
|N1        50,481          80,740 |   50      3,378,510 /     3,485,205 =  .9694 |  7,613    540,900,591 /  .9694 =    557,974,614 |
|N2        80,741          97,880 |   50      4,529,253 /     4,695,610 =  .9646 |  5,698    540,900,591 /  .9646 =    560,751,183 |
|N3        97,881         132,700 |   50      5,599,070 /     5,701,719 =  .9820 |  4,512    540,217,636 /  .9820 =    550,119,792 |
|N4       132,701           &  UP |   48      8,293,487 /     8,171,853 = 1.0149 |  3,045    540,672,940 / 1.0149 =    532,735,186 |
|                                 |                                              |                                                 |
|      Random Totals:             |  198                                         | 20,868  2,162,691,758             2,201,580,775 |
|      Untested Totals:           |                                              |  3,008    113,825,882               113,825,882 |
|                                 |-----                                         |------- --------------            -------------- |
|      Category Totals:           |  198                                         | 23,876  2,276,517,640      /      2,315,406,657 |
|                                 |=====                                         |======= ==============            ============== |
|                                 |                                              |            Final Category Ratio:    .9832       |
+----------------------------------------------------------------------------------------------------------------------------------+

+-----| C A T E G O R Y: B  |-----+-----------| S A M P L E  D A T A |-----------+-----------| S T R A T U M  D A T A |------------+
|                                 |                                              |                                                 |
|        Low             High     | Sam      Sam CAD         Sam PTD      Random |Stratum   Stratum CAD    Random     Stratum PTD  |
|       Range           Range     | Obs       Value           Value        Ratio |Parcels      Value        Ratio        Value     |
|  --------------  -------------- |-----  -------------   -------------   ------ |------- --------------   ------   -------------- |
|L              1          47,390 |    0              0               0 Untested |    365     12,459,968  Untested      12,459,968 |
|N1        47,391         385,470 |   32      1,902,050 /     1,908,485 =  .9966 |    920     56,605,898 /  .9966 =     56,799,015 |
|N2       385,471       4,710,710 |    6     12,389,110 /    12,914,000 =  .9594 |     28     60,536,863 /  .9594 =     63,098,669 |
|N3     4,710,711       9,309,290 |    4     31,236,110 /    31,975,000 =  .9769 |      7     56,296,185 /  .9769 =     57,627,377 |
|N4     9,309,291           &  UP |    3     43,455,860 /    45,363,476 =  .9579 |      4     52,317,572 /  .9579 =     54,616,945 |
|                                 |                                              |                                                 |
|      Random Totals:             |   45                                         |    959    225,756,518               232,142,006 |
|      Untested Totals:           |                                              |    365     12,459,968                12,459,968 |
|                                 |-----                                         |------- --------------            -------------- |
|      Category Totals:           |   45                                         |  1,324    238,216,486      /        244,601,974 |
|                                 |=====                                         |======= ==============            ============== |
|                                 |                                              |            Final Category Ratio:    .9739       |
+----------------------------------------------------------------------------------------------------------------------------------+

DATE: 1/22/2004 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 2 TIME: 13:38 2003 PROPERTY VALUE STUDY RPT: VAL7214 STRATIFIED RATIO DETAIL 057 Dallas 057-910 Grand Prairie +-----| C A T E G O R Y: C |-----+-----------| S A M P L E D A T A |-----------+-----------| S T R A T U M D A T A |------------+ | | | | | Low High | Sam Sam CAD Sam PTD Random |Stratum Stratum CAD Random Stratum PTD | | Range Range | Obs Value Value Ratio |Parcels Value Ratio Value | | -------------- -------------- |----- ------------- ------------- ------ |------- -------------- ------ -------------- | |L 1 6,000 | 0 0 0 Untested | 3,145 5,592,216 Untested 5,592,216 | |N1 6,001 35,800 | 0 0 0 Untested | 1,458 25,756,768 Untested 25,756,768 | |N2 35,801 158,380 | 0 0 0 Untested | 299 25,832,778 Untested 25,832,778 | |N3 158,381 500,240 | 0 0 0 Untested | 89 26,136,821 Untested 26,136,821 | |N4 500,241 & UP | 0 0 0 Untested | 22 25,268,127 Untested 25,268,127 | | | | | | Untested Totals: | | 5,013 108,586,710 108,586,710 | | |----- |------- -------------- -------------- | | Category Totals: | 0 | 5,013 108,586,710 / 108,586,710 | | |===== |======= ============== ============== | | | | Final Category Ratio: 1.0000 | +----------------------------------------------------------------------------------------------------------------------------------+ +-----| C A T E G O R Y: F |-----+-----------| S A M P L E D A T A |-----------+-----------| S T R A T U M D A T A |------------+ | | | | | Low High | Sam Sam CAD Sam PTD Random |Stratum Stratum CAD Random Stratum PTD | | Range Range | Obs Value Value Ratio |Parcels Value Ratio Value | | -------------- -------------- |----- ------------- ------------- ------ |------- -------------- ------ -------------- | |L 1 114,990 | 0 0 0 Untested | 475 27,669,034 Untested 27,669,034 | |N1 114,991 674,160 | 7 1,929,490 / 2,741,461 = .7038 | 483 132,400,216 / .7038 = 188,121,932 | |N2 674,161 2,634,000 | 7 9,188,050 / 9,306,455 = .9873 | 110 131,677,932 / .9873 = 133,371,753 | |N3 2,634,001 7,746,200 | 6 21,598,900 / 21,662,974 = .9970 | 32 139,289,695 / .9970 = 139,708,821 | |N4 7,746,201 & UP | 5 52,606,960 / 51,056,306 = 1.0304 | 12 124,510,652 / 1.0304 = 120,837,201 | | | | | | Random Totals: | 25 | 637 527,878,495 582,039,707 | | Untested Totals: | | 475 27,669,034 27,669,034 | | |----- |------- -------------- -------------- | | Category Totals: | 25 | 1,112 555,547,529 / 609,708,741 | | |===== |======= ============== ============== | | | | Final Category Ratio: .9112 | +----------------------------------------------------------------------------------------------------------------------------------+

DATE: 1/22/2004 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 3 TIME: 13:38 2003 PROPERTY VALUE STUDY RPT: VAL7214 STRATIFIED RATIO DETAIL 057 Dallas 057-910 Grand Prairie +-----| C A T E G O R Y: G |-----+-----------| S A M P L E D A T A |-----------+-----------| S T R A T U M D A T A |------------+ | | | | | Low High | Sam Sam CAD Sam PTD Random |Stratum Stratum CAD Random Stratum PTD | | Range Range | Obs Value Value Ratio |Parcels Value Ratio Value | | -------------- -------------- |----- ------------- ------------- ------ |------- -------------- ------ -------------- | |N1 1 & UP | 0 0 0 Untested | 0 0 Untested 0 | | | | | | |----- |------- -------------- -------------- | | Category Totals: | 0 | 0 0 / 0 | | |===== |======= ============== ============== | | | | Final Category Ratio: .0000 | +----------------------------------------------------------------------------------------------------------------------------------+ +-----| C A T E G O R Y: L |-----+-----------| S A M P L E D A T A |-----------+-----------| S T R A T U M D A T A |------------+ | | | | | Low High | Sam Sam CAD Sam PTD Random |Stratum Stratum CAD Random Stratum PTD | | Range Range | Obs Value Value Ratio |Parcels Value Ratio Value | | -------------- -------------- |----- ------------- ------------- ------ |------- -------------- ------ -------------- | |L 1 45,250 | 0 0 0 Untested | 1,309 16,134,340 Untested 16,134,340 | |N1 45,251 515,850 | 7 1,238,916 / 1,144,175 = 1.0828 | 507 76,888,697 / 1.0828 = 71,009,140 | |N2 515,851 1,629,100 | 7 7,510,018 / 8,267,038 = .9084 | 82 77,276,697 / .9084 = 85,069,019 | |N3 1,629,101 3,873,080 | 6 14,330,881 / 17,114,782 = .8373 | 30 79,701,698 / .8373 = 95,188,938 | |N4 3,873,081 & UP | 6 35,529,865 / 35,573,936 = .9988 | 12 73,299,695 / .9988 = 73,387,760 | | | | | | Random Totals: | 26 | 631 307,166,787 324,654,857 | | Untested Totals: | | 1,309 16,134,340 16,134,340 | | |----- |------- -------------- -------------- | | Category Totals: | 26 | 1,940 323,301,127 / 340,789,197 | | |===== |======= ============== ============== | | | | Final Category Ratio: .9487 | +----------------------------------------------------------------------------------------------------------------------------------+