For the full year,net profit declined 25.60% to Rs 4647.00 crore in the year ended March 2018 as against Rs 6245.76 crore during the previous year ended March 2017. Sales declined 5.17% to Rs 21748.95 crore in the year ended March 2018 as against Rs 22935.61 crore during the previous year ended March 2017.