"year","region","crop","fert_subsidy (%)","land area (ha)","yield (kg/ha)","production (kg)","Nfert (kg/ha)"
"2016","pongo","cassava",-40.00,1759.39,174.02,306165.45,0.00
"2016","pongo","groundnuts",-40.00,3485.41,63.81,222396.64,0.00
"2016","pongo","maize",-40.00,249.24,287.41,71632.45,0.00
"2016","pongo","sesame",-40.00,1016.15,73.19,74371.31,0.00
"2016","pongo","sorghum",-40.00,1517443.81,234.74,356208518.95,0.44