Year % of relevant age group 1994 37.7927284240723 2000 36.9221382141113 2003 27.1960906982422 2005 32.8942909240723 2008 31.5531997680664 2009 34.0082817077637 2010 36.4454002380371 2011 36.3376502990723 2012 38.794979095459 2015 39.0611000061035