"year","region","crop","fert_subsidy (%)","land area (ha)","yield (kg/ha)","production (kg)","Nfert (kg/ha)"
"2016","pongo","cassava",-40.00,434527.88,0.70,306165.45,0.00
"2016","pongo","groundnuts",-40.00,434527.88,0.51,222396.64,0.00
"2016","pongo","maize",-40.00,260.93,398.96,104100.36,0.00
"2016","pongo","sesame",-40.00,434527.88,0.17,74371.31,0.00
"2016","pongo","sorghum",-40.00,220109.42,133.62,29410548.54,0.00