"year","region","crop","fert_subsidy (%)","land area (ha)","yield (kg/ha)","production (kg)","Nfert (kg/ha)"
"2016","pongo","cassava",-30.00,434527.87,0.70,306165.45,0.00
"2016","pongo","groundnuts",-30.00,434527.87,0.51,222396.64,0.00
"2016","pongo","maize",-30.00,260.93,398.96,104100.36,0.00
"2016","pongo","sesame",-30.00,434527.87,0.17,74371.31,0.00
"2016","pongo","sorghum",-30.00,220109.46,133.62,29410546.33,0.00