Year Per Capita 1985 2.41516 1986 2.5071 1987 2.57403 1988 2.65652 1989 2.51576 1990 2.34089 1991 2.28519 1992 2.31028 1993 2.11222 1994 2.08565 1995 1.70353 1996 1.5421 1997 1.3442 1998 1.34359 1999 1.25917 2000 1.18474 2001 1.48272 2002 1.49567 2003 1.63764 2004 1.72827 2005 1.72989 2006 1.80596 2007 1.96568 2008 2.11159 2009 1.91156 2010 2.03574 2011 2.18293 2012 2.15541 2013 2.10702 2014 2.34301 2015 2.0166 2016 1.97974