It distinguishes only between MDMA and other ATS. In 2010, 2.1 per cent of respondents aged 14 years or older had used non-MDMA forms of ATS recently (last 12 months), compared to 2.3 per cent in 2007 and a high of 3.7 per cent in 1998.A more complex picture emerges from the findings of the 2011 and 2012 surveys of ???peo