"year","region","crop","fert_subsidy (%)","land area (ha)","yield (kg/ha)","production (kg)","Nfert (kg/ha)" "2016","pongo","cassava",-40.00,380110.66,0.81,306165.45,0.00 "2016","pongo","groundnuts",-40.00,380110.66,0.59,222396.64,0.00 "2016","pongo","maize",-40.00,3511.36,20.40,71632.45,0.00 "2016","pongo","sesame",-40.00,380110.66,0.20,74371.31,0.00 "2016","pongo","sorghum",-40.00,380110.66,12.83,4877804.66,0.00