Year	Total
1985	141380000000
1986	145390000000
1987	150600000000
1988	156740000000
1989	162320000000
1990	165380000000
1991	168320000000
1992	167820000000
1993	174580000000
1994	182450000000
1995	188140000000
1996	200090000000
1997	210360000000
1998	205370000000
1999	203100000000
2000	210670000000
2001	210100000000
2002	217710000000
2003	234230000000
2004	244610000000
2005	244920000000
2006	253800000000
2007	263480000000.00003
2008	258290000000.00003
2009	249560000000
2010	259600000000.00003
2011	262540000000.00003
2012	257920000000.00003
2013	256070000000
2014	254660000000
2015	249660000000
2016	251910000000