Year Per 100 People 1960 0 1965 0 1970 0 1975 0 1976 0 1977 0 1978 0 1979 0 1980 0 1981 0.24457 1982 0.32699 1983 0.43557 1984 0.69438 1985 0.87345 1986 1.34288 1987 2.05437 1988 2.87072 1989 4.09903 1990 5.38321 1991 6.58772 1992 7.55174 1993 8.85469 1994 15.69633 1995 22.72413 1996 28.12898 1997 35.73179 1998 46.32026 1999 57.77011 2000 71.74688 2001 80.67169 2002 89.10742 2003 98.31957 2004 97.71274 2005 100.72331 2006 105.61479 2007 110.40689 2008 108.41311 2009 112.09561 2010 117.06294 2011 121.00552 2012 124.18577 2013 124.95122 2014 127.07251 2015 129.44889 2016 127.50339 2017 125.47759