Year Per Capita 1965 2.7322 1966 2.8282 1967 2.96876 1968 3.10712 1969 3.18142 1970 3.33822 1971 3.37195 1972 3.49315 1973 3.62841 1974 3.63461 1975 3.50351 1976 3.64232 1977 3.63535 1978 3.66273 1979 3.76888 1980 3.67211 1981 3.3975 1982 3.00959 1983 2.78651 1984 2.78492 1985 2.75173 1986 2.72389 1987 2.79069 1988 2.89329 1989 2.96379 1990 2.88206 1991 2.68444 1992 2.70512 1993 2.68584 1994 2.70266 1995 2.76641 1996 2.81762 1997 2.89926 1998 2.93424 1999 2.9567 2000 2.93101 2001 2.94433 2002 2.99583 2003 3.08052 2004 3.15624 2005 3.08502 2006 3.02431 2007 3.07996 2008 3.01037 2009 2.79486 2010 2.9571 2011 3.01807 2012 2.93117 2013 2.93628 2014 2.89596 2015 2.75802 2016 2.78095