CATEGORY 2020_LBS_APPLIED 2021_LBS_APPLIED CHANGE_LBS_APPLIED PERCENT_CHANGE_LBS_APPLIED GROUND WATER CONTAMINANTS 285,918 211,154 -74,764 -26.15 CHOLINESTERASE INHIBITORS 2,930,408 2,400,170 -530,238 -18.09 TOXIC AIR CONTAMINANTS 41,576,631 39,305,119 -2,271,512 -5.46 FUMIGANTS 38,423,378 36,832,470 -1,590,908 -4.14 BIOPESTICIDES 8,652,867 7,651,511 -1,001,356 -11.57 OILS 44,186,349 37,466,036 -6,720,312 -15.21 CARCINOGENS 42,123,800 37,189,859 -4,933,941 -11.71 REPRODUCTIVE TOXINS 7,447,399 6,397,711 -1,049,689 -14.09