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 0.00112 1993 0.0056 1994 0.01691 1995 0.03125 1996 0.09023 1997 0.20717 1998 0.28386 1999 0.41399 2000 0.98219 2001 1.54202 2002 2.32122 2003 3.31369 2004 5.93815 2005 11.37864 2006 22.20173 2007 52.42084 2008 86.35014 2009 112.17213 2010 126.10719 2011 142.35557 2012 145.57323 2013 135.23348 2014 147.11573 2015 128.5904 2016 127.52608 2017 125.61773