Year	per Person
1980	1.48379
1981	1.62298
1982	1.84635
1983	1.94263
1984	2.07064
1985	2.17966
1986	2.32265
1987	2.46281
1988	2.66744
1989	2.56617
1990	4.12162
1991	4.32446
1992	4.38213
1993	4.32483
1994	4.59014
1995	5.23004
1996	5.52562
1997	5.78498
1998	5.89723
1999	6.43734
2000	6.58665
2001	6.51126
2002	7.42325
2003	7.92468
2004	8.30117
2005	8.59043
2006	8.79109
2007	9.014
2008	9.04791
2009	9.0114
2010	9.87394
2011	10.33195
2012	10.41493
2013	10.50788
2014	10.80977
2015	8.60935
2016	8.29884