GSM subscriber base rises to 77.41 cr in May 

"The GSM subscriber increased by 0.44 million in May 2016, 0.06% increase from previous month" with maximum subscriber addition of 21.2 lakh coming from telecom major Bharti Airtel....

Jun 15, 2016: GSM mobile subscriber base of six telecom operators marginally increased to 77.41 crore in May with net addition of 44 lakh new customers, as per data released by industry body COAI. "The GSM subscriber increased by 0.44 million in May 2016, 0.06 percent increase from previous month" with maximum subscriber addition of 21.2 lakh coming from telecom major Bharti Airtel. 

Vodafone followed Airtel in terms of net subscriber addition with 13.8 lakh new customers. Idea Cellular added 8.6 lakh new customers, Aircel 60,000, Telenor 6.3 lakh and state-run MTNL added 10,000 new customers. The COAI provided September 2015 GSM customer base data of BSNL (7.8 crore), 

Tata Teleservices (4.95 crore), Reliance Communications (8.45 crore) and Quadrant, subsidiary of Videocon Telecom, (29.6 lakh). These companies are not member of COAI and hence the industry body does not report their latest data. After taking in to account these four companies, the total GSM customers base in the country goes above 100.9 crore.

Courtesy: Moneycontrol.com