Telecom major Bharti Airtel on Wednesday posted a 31% year-on-year decline in its consolidated net income at ₹1,462 crore for the quarter ended June. However, the firm's total revenue rose by 7.9% to ₹25,546 crore and the overall customer base (excluding divested units) grew by 9.3% to 35.78 crore. Further, India revenues were up by 10.3% to ₹19,155 crore.