Year Per 100,000 People 1955 3.8463 1956 4.6166 1957 4.0089 1958 2.56 1959 2.92 1960 3.7365 1961 5.1094 1962 2.9859 1963 2.7632 1964 0.9587 1965 0.6547 1973 2.2533 1974 1.6148 1975 1.5562 1976 1.7606 1977 2.1354 1978 1.175 1979 0.9249 1980 0.8963 1987 0.5563 2001 0.157 2002 0.1659 2003 0.1904 2004 0.1389 2005 0.1756 2006 0.1784 2007 0.1317 2008 0.146 2009 0.0829 2010 0.1158 2011 0.3549 2012 0.3644 2013 0.4761 2014 0.3674 2015 0.187