Group 1, 2000, Total value of 25.

Item 1, Bt only value of 18 which is 72.0% of 2000.

Item 2, Stacked (Bt and HT) value of 1 which is 4.0% of 2000.

Item 3, HT only value of 6 which is 24.0% of 2000.

Group 2, 01, Total value of 26.

Item 1, Bt only value of 18 which is 69.2% of 01.

Item 2, Stacked (Bt and HT) value of 1 which is 3.8% of 01.

Item 3, HT only value of 7 which is 26.9% of 01.

Group 3, 02, Total value of 33.

Item 1, Bt only value of 22 which is 66.7% of 02.

Item 2, Stacked (Bt and HT) value of 2 which is 6.1% of 02.

Item 3, HT only value of 9 which is 27.3% of 02.

Group 4, 03, Total value of 40.

Item 1, Bt only value of 25 which is 62.5% of 03.

Item 2, Stacked (Bt and HT) value of 4 which is 10.0% of 03.

Item 3, HT only value of 11 which is 27.5% of 03.

Group 5, 04, Total value of 47.

Item 1, Bt only value of 27 which is 57.4% of 04.

Item 2, Stacked (Bt and HT) value of 6 which is 12.8% of 04.

Item 3, HT only value of 14 which is 29.8% of 04.

Group 6, 05, Total value of 52.

Item 1, Bt only value of 26 which is 50.0% of 05.

Item 2, Stacked (Bt and HT) value of 9 which is 17.3% of 05.

Item 3, HT only value of 17 which is 32.7% of 05.

Group 7, 06, Total value of 61.

Item 1, Bt only value of 25 which is 41.0% of 06.

Item 2, Stacked (Bt and HT) value of 15 which is 24.6% of 06.

Item 3, HT only value of 21 which is 34.4% of 06.

Group 8, 07, Total value of 73.

Item 1, Bt only value of 21 which is 28.8% of 07.

Item 2, Stacked (Bt and HT) value of 28 which is 38.4% of 07.

Item 3, HT only value of 24 which is 32.9% of 07.

Group 9, 08, Total value of 80.

Item 1, Bt only value of 17 which is 21.2% of 08.

Item 2, Stacked (Bt and HT) value of 40 which is 50.0% of 08.

Item 3, HT only value of 23 which is 28.7% of 08.

Group 10, 09, Total value of 85.

Item 1, Bt only value of 17 which is 20.0% of 09.

Item 2, Stacked (Bt and HT) value of 46 which is 54.1% of 09.

Item 3, HT only value of 22 which is 25.9% of 09.

Group 11, 10, Total value of 86.

Item 1, Bt only value of 16 which is 18.6% of 10.

Item 2, Stacked (Bt and HT) value of 47 which is 54.7% of 10.

Item 3, HT only value of 23 which is 26.7% of 10.

Group 12, 11, Total value of 88.

Item 1, Bt only value of 16 which is 18.2% of 11.

Item 2, Stacked (Bt and HT) value of 49 which is 55.7% of 11.

Item 3, HT only value of 23 which is 26.1% of 11.

Group 13, 12, Total value of 88.

Item 1, Bt only value of 15 which is 17.0% of 12.

Item 2, Stacked (Bt and HT) value of 52 which is 59.1% of 12.

Item 3, HT only value of 21 which is 23.9% of 12.

Group 14, 13, Total value of 90.

Item 1, Bt only value of 5 which is 5.6% of 13.

Item 2, Stacked (Bt and HT) value of 71 which is 78.9% of 13.

Item 3, HT only value of 14 which is 15.6% of 13.

Group 15, 14, Total value of 93.

Item 1, Bt only value of 4 which is 4.3% of 14.

Item 2, Stacked (Bt and HT) value of 76 which is 81.7% of 14.

Item 3, HT only value of 13 which is 14.0% of 14.

Group 16, 15, Total value of 93.

Item 1, Bt only value of 4 which is 4.3% of 15.

Item 2, Stacked (Bt and HT) value of 77 which is 82.8% of 15.

Item 3, HT only value of 12 which is 12.9% of 15.

Group 17, 16, Total value of 92.

Item 1, Bt only value of 3 which is 3.3% of 16.

Item 2, Stacked (Bt and HT) value of 76 which is 82.6% of 16.

Item 3, HT only value of 13 which is 14.1% of 16.

Group 18, 17, Total value of 92.

Item 1, Bt only value of 3 which is 3.3% of 17.

Item 2, Stacked (Bt and HT) value of 77 which is 83.7% of 17.

Item 3, HT only value of 12 which is 13.0% of 17.

Group 19, 2018, Total value of 92.

Item 1, Bt only value of 2 which is 2.2% of 2018.

Item 2, Stacked (Bt and HT) value of 80 which is 87.0% of 2018.

Item 3, HT only value of 10 which is 10.9% of 2018.

Note: HT indicates herbicide-tolerant varieties; Bt indicates insect-resistant varieties (containing genes from the soil bacterium Bacillus thuringiensis).

Source: USDA, Economic Research Service using data from USDA, National Agricultural Statistics Service, (annual) June Agricultural Survey.