accident_chemical_id,facility_accident_chemical_id,facility_accident_id,quantity_released_lbs,percent_weight,chemical_id
1968,100000163244_1_1,100000163244_1,8000.0,,3
1969,100000163244_1_2,100000163244_1,,,9
1970,100000163244_1_3,100000163244_1,,,11
1971,100000163244_1_4,100000163244_1,,,4
1972,100000163244_1_5,100000163244_1,,,12
1973,100000163244_1_6,100000163244_1,,,5
1974,100000163244_1_7,100000163244_1,,,6