Telco customer numbers collated by the Telecom Regulatory Authority of India (Trai) also showed that Reliance Jio's mobile user gains were sharply higher than Bharti Airtel's in August, the latest month for which Trai data is available. Analysts said this indicated that the telecom market leader grabbed a bulk of state-run BSNL's churning customers and made gains in rural markets, helped by strong uptake of Jio Bharat.