(Telecompaper) Vodafone showed a small improvement in underlying sales trends in its fiscal first quarter to June. Organic service revenues rose 0.8 percent year-on-year, with a 1.5 percent fall in Europe and 6.1 percent growth in Asia and Africa. Vodafone said it saw a continued recovery in Europe, as the UK grew service revenue 0.2 percent and the drop in organic service revenue slowed in Germany (-1.2%), Italy (-2.0%) and Spain (-5.5%). It also returned to revenue growth in South Africa and saw a strong increase of 15.0 percent in organic service revenue in Turkey and 6.9 percent growth in India. Group total revenue still fell 0.9 percent to GBP 10.1 billion, as negative forex effects took 7.3 percent points off revenue and acquisitions added 3.1 percent. Vodafone CEO Vittorio Colao said the improving revenue trend was due in part to customer demand for 4G and mobile data. Across the group, the total amount of data traffic carried over Vodafone networks grew by 78 percent, with the AMAP region growing 97 percent and Europe 64 percent. Vodafone had 24.1 million 4G customers across 18 markets at the end of June, and 4G accounted for 35 percent of all data traffic in its European markets. In AMAP, the number of active data users increased by 6.6 million in the quarter to 122.2 million. The number of fixed broadband subscribers rose by 264,000 in the quarter to 12.3 million. Vodafonealso added 3.36 million mobile customers in the three months, for a total 449.1 million at the end of June.