Year	Total
1980	349200000
1981	334800000
1982	310500000
1983	366300000
1984	342000000
1985	490860000
1986	407520000
1987	1122210000
1988	1558800000
1989	1557000000
1990	1512090000
1991	1146330000
1992	1242720000
1993	1219320000
1994	1211220000
1995	1216980000
1996	1332000000
1997	1055700000
1998	1054800000
1999	1122300000
2000	1133100000
2001	1970100000
2002	1905300000
2003	2214900000
2004	2147400000
2005	2122200000
2006	2071800000
2007	2081700000
2008	1993500000
2009	1841400000
2010	1837800000
2011	1863000000
2012	1881000000
2013	1844100000
2014	1729800000
2015	1671210000
2016	1587060000