Year Per 100,000 People 1975 2.2325 1977 3.1416 1978 4.2637 1979 0.8372 1980 2.2413 1981 0.8631 1982 1.4776 1983 3.6192 1984 3.1073 1985 4.2349 1986 1.1844 1993 1.1752 1994 1.2247 1996 1.5009 1997 0.45 1998 1.3736 1999 1.2933 2000 0.9528 2001 1.2225 2002 0.264 2007 0.6055 2008 1.1753 2009 0.1676 2010 0.6265 2011 0.4051 2012 0.1416 2013 0.8235 2014 1.5936