(1) Based on IFRS consolidated financial statements

(2) Based on dividend declared and including corporate dividend tax. Adjusted for bonus issue, wherever applicable

(3) At the end of respective fiscal years

(4) During the quarter ended December 31, 2017, on account of the conclusion of an Advance Pricing Agreement (APA) with the US Internal Revenue Service (IRS), the Company has, in accordance with the APA, reversed income tax expense provision of US$ 225 million (₹ 1,432 crore) which pertains to previous periods which are no longer required. Consequently, profit for the year ended March 31, 2018 has increased, resulting in an increase in basic earnings per equity share by ₹ 5.88 (US$ 0.09) for the year ended March 31, 2018.

(5) Free cash flow is defined as net cash provided by operating activities less capital expenditure as per the consolidated Statement of Cash Flows prepared under IFRS.

(6) Liquid assets include deposits with banks and highly-rated financial institutions, investments in liquid mutual funds, fixed maturity plan securities, tax-free bonds, government bonds, non-convertible debentures of highly-rated companies, certificates of deposit and commercial paper.

(7) During the year, 11,30,43,478 equity shares were bought back by the Company for a total amount of ₹ 13,000 crore.