Year Number per 1,000 adults 2004-01-01 7.39533000000000 2005-01-01 8.68880000000000 2006-01-01 10.43630000000000 2007-01-01 23.70760000000000 2008-01-01 188.53599999999997 2009-01-01 217.00000000000000 2010-01-01 267.63100000000000 2011-01-01 170.51400000000000 2012-01-01 209.54400000000000 2013-01-01 213.16200000000000 2014-01-01 166.67800000000000 2015-01-01 145.21300000000000 2016-01-01 188.33100000000000