For the full year,net profit rose 29.18% to Rs 1664.37 crore in the year ended March 2018 as against Rs 1288.41 crore during the previous year ended March 2017. Sales declined 1.51% to Rs 8496.82 crore in the year ended March 2018 as against Rs 8627.49 crore during the previous year ended March 2017.