"year","region","crop","fert_subsidy (%)","land area (ha)","yield (kg/ha)","production (kg)","Nfert (kg/ha)" "2016","pongo","cassava",-40.00,100192.43,1269.64,127208576.18,24.05 "2016","pongo","groundnuts",-40.00,304490.11,528.37,160884263.82,27.07 "2016","pongo","maize",-40.00,142757.62,876.04,125061694.84,111.82 "2016","pongo","sesame",-40.00,450950.90,411.50,185567254.85,34.42 "2016","pongo","sorghum",-40.00,525562.94,1367.80,718862615.97,61.30