Year % 2000 0.3676141 2001 0.1264632 2002 0.1238825 2003 0.0726606 2004 0.2840676 2005 0.0634726 2006 0.0568322 2007 0.2951036 2008 0.0113494 2009 0.5639693 2010 0 2011 2.207703 2012 2.030754 2013 1.884642 2014 0 2015 0 2016 0 2017 0 2020 0