Year % 1989 0 1991 0 1993 0 1995 0.0105029 1999 3.351906 2000 0.0719552 2001 0.011438 2003 0.0944287 2004 13.72566 2005 0.1174152 2006 0.1344565 2007 2.178856 2008 2.017287 2009 1.959557 2010 1.885063 2011 1.885731 2013 0.0013794 2014 0 2015 0.0004551 2021 0