Year Per 100 People 1960 0 1965 0 1970 0 1975 0 1976 0 1977 0 1978 0 1979 0 1980 0 1981 0 1982 0 1983 0 1984 0 1985 0 1986 0 1987 0 1988 0 1989 0 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 0.11374 2003 0.86712 2004 2.48767 2005 4.78645 2006 9.7336 2007 17.53816 2008 28.94006 2009 37.4942 2010 35.46777 2011 46.44406 2012 49.97275 2013 52.96647 2014 56.19133 2015 58.42053 2016 62.33542 2017 67.35057