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 0.03751 1990 0.10513 1991 0.26852 1992 0.47135 1993 0.61361 1994 0.821 1995 1.38015 1996 2.2036 1997 2.78833 1998 6.47679 1999 14.99432 2000 22.28644 2001 33.02553 2002 39.96708 2003 46.00311 2004 57.97868 2005 65.45817 2006 76.29265 2007 84.61961 2008 88.80473 2009 97.74669 2010 116.82357 2011 130.0926 2012 138.30921 2013 135.49426 2014 134.44413 2015 130.64668 2016 130.11124 2017 127.46329