Worldwide use of DSL rose 38% to 164 mln users in the 12 months ended June 30, 2006. China had the world’s highest number of DSL subscribers, at 33.3 mln, followed by the United States at 23.2 mln. The EU added roughly 18 mln new DSL users during the 12 months, an increase of 45%, bringing the regional total to 56 mln, DSL Forum said.