Year	Total
1980	198052800
1981	257796000
1982	238700000
1983	199144000
1984	190619000
1985	210056000
1986	220968000
1987	234608000
1988	245520000
1989	272800000
1990	256432000
1991	409200000
1992	409200000
1993	402380000
1994	361460000
1995	348965760
1996	334180000
1997	319858000
1998	313720000
1999	313720000
2000	317130000
2001	317130000
2002	310992000
2003	326678000
2004	430887600
2005	409200000
2006	409200000
2007	341000000
2008	341000000
2009	341000000
2010	341000000
2011	341000000
2012	341000000
2013	341000000
2014	341000000
2015	341000000
2016	341000000