| 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | ||
| Active Ingr. | Units | |||||||
| 2,4-D | (% of planted) | 12.6 | 9.2 | 10.7 | 13.2 | 14.2 | 13.4 | 11 |
| (Ave. No. of applc.) | 1.04 | 1.03 | 1.03 | 1.05 | 1.09 | 1.04 | 1 | |
| (lbs./ac.) | 0.46 | 0.51 | 0.41 | 0.45 | 0 | 0.44 | 0.39 | |
| Pounds Applied | 2,832 | 3,586 | 3,631 | 3,770 | 3,237 | |||
| Alachlor | (% of planted) | 26.6 | 28.5 | 28.9 | 25.3 | 17.3 | 8.6 | 9 |
| (Ave. No. of applc.) | 1.01 | 1.01 | 1.01 | 1 | 1.02 | 1.02 | 1 | |
| (lbs./ac.) | 2 | 2.04 | 2.07 | 2.06 | 1.98 | 1.67 | 1.64 | |
| Pounds Applied | 40,129 | 32,078 | 21,325 | 8,718 | 10,188 | |||
| Atrazine | (% of planted) | 63.8 | 65.4 | 69.2 | 68 | 68.5 | 64.6 | 71 |
| (Ave. No. of applc.) | 1.05 | 1.05 | 1.04 | 1.05 | 1.07 | 1.08 | 1.1 | |
| (lbs./ac.) | 1.21 | 1.13 | 1.1 | 1.08 | 1.07 | 1.07 | 0.99 | |
| 54,939 | 49,553 | 45,412 | 45,735 | 53,466 | ||||
| Butylate | (% of planted) | 4.6 | 2.6 | 2.3 | 1.8 | 1 | 0.8 | 1 |
| (Ave. No. of applc.) | 1 | 1.02 | 1 | 1 | 1.02 | 1.06 | 1 | |
| (lbs./ac.) | 3.87 | 3.85 | 4.39 | 3.77 | 3.36 | 3.46 | 4.63 | |
| Pounds Applied | 8,117 | 5,441 | 2,117 | 1,795 | 2,475 | |||
| EPTC | (% of planted) | 10.5 | 5.5 | 3.8 | 4.7 | 2.4 | 3.1 | 2 |
| (Ave. No. of applc.) | 1 | 1 | 1.01 | 1 | 1.02 | 1 | 1 | |
| (lbs./ac.) | 4.46 | 4.24 | 4.48 | 4.05 | 4.16 | 3.93 | 3.81 | |
| Pounds Applied | 10,594 | 11,098 | 6,124 | 7,102 | 5,117 | |||
| Metolachlor | (% of planted) | 26 | 30 | 31 | 32 | 32 | 29 | 30 |
| (Ave. No. of applc.) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| (lbs./ac.) | 2 | 2 | 2 | 2 | 2 | 2 | 1.89 | |
| Pounds Applied | 41,327 | 39,026 | 39,213 | 35,075 | 41,135 | |||
| Six A.I. Total Pounds Applied | 0 | 0 | 157,938 | 140,782 | 117,822 | 102,195 | 115,618 | |
| Acetochlor | (% of planted) | . | . | . | . | 6.6 | 20 | 22 |
| (Ave. No. of applc.) | . | . | . | . | 1.02 | 1.01 | 1 | |
| (lbs./ac.) | . | . | . | . | 1.78 | 2.01 | 1.88 | |
| Pounds Applied | 7,447 | 23,312 | 29,850 | |||||
| Six A.I.'s + Acet. | 0 | 0 | 157,938 | 140,782 | 125,269 | 125,507 | 145,468 | |
| Six A.I. Reduction from 1992 | 0 | 17,156 | 32,669 | 32,431 | 12,470 | |||
| Cumulative Reduction | 17,156 | 49,825 | 82,256 | 94,726 | ||||
| Acres Planted (1,000) | 71,375 | 65,690 | 62,500 | 64,105 | 70,250 | |||
| Six A.I. Per Acre Planted | 2.21 | 2.14 | 1.89 | 1.59 | 1.65 | |||
| Six A.I. + Acetochlor/Planted Acre | 2.21 | 2.14 | 2.00 | 1.96 | 2.07 | |||
| Goals | ||||||||
| 33% Reduction | 52,120 | |||||||