Year	Total
1980	2864880000
1981	3011490000
1982	3088980000
1983	3189600000
1984	3247200000
1985	3318300000
1986	3618900000
1987	3770550000
1988	4518000000
1989	4696560000
1990	4700430000
1991	4698540000
1992	4723920000
1993	4723920000
1994	4734000000
1995	4990050000
1996	5123970000
1997	5293800000
1998	5461200000
1999	5531400000
2000	5670900000
2001	5810040000
2002	5981400000
2003	6078600000
2004	6081300000
2005	6139800000
2006	6365700000
2007	6573960000
2008	6702570000
2009	7013520000
2010	7110360000
2011	7202070000
2012	7258140000
2013	7349940000
2014	7492680000
2015	7584390000
2016	7584390000