Year	% of total
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
1996	0
1997	0
1998	0
1999	0
2000	0
2001	0
2002	0
2003	0
2004	0
2005	0
2006	0
2007	0
2008	0
2009	0
2010	0
2011	0.014795088030773782
2012	0.04790801660811242
2013	0.14768624876928127
2014	1.5816896166728693
2015	2.9047113000354234