Year	Total
1980	72900000
1981	70200000
1982	74700000
1983	148500000
1984	193500000
1985	196200000
1986	206100000
1987	244800000
1988	254700000
1989	251100000
1990	252000000
1991	83700000
1992	135000000
1993	180000000
1994	230400000
1995	407700000
1996	555300000
1997	487800000
1998	511200000
1999	747000000
2000	773100000
2001	851400000
2002	851400000
2003	891000000
2004	895500000
2005	895500000
2006	882000000
2007	882000000
2008	855000000
2009	476316000
2010	468162000
2011	463320000
2012	454149000
2013	634833000
2014	619290000
2015	634500000
2016	634500000