(Telecompaper) GSA, the Global mobile Suppliers Association, confirmed that LTE subscriptions continue to grow faster than any other mobile communications system technology. Analysing Q1 subscriptions data provided by Ovum, GSA noted that in 3 successive quarters LTE subscription net additions have outpaced any other mobile communications technology. There were 635 million LTE subscriptions worldwide on 31 March. LTE subscriptions increased by 123.7 million in Q1, which is over 58 percent higher than for 3G/WCDMA-HSPA gaining 77.9 million. GSM subscriptions fell 100 million in the quarter. A total number of 393 operators have commercially launched LTE systems in 138 countries, according to GSA data announced in April.