Year	Total
1971	676000
1972	835000
1973	947000
1974	982000
1975	1146000
1976	1240000
1977	1222000
1978	1299000
1979	1439000
1980	1625000
1981	1675000
1982	1650000
1983	1476000
1984	1489000
1985	1660000
1986	1790000
1987	1760000
1988	1765000
1989	1922000
1990	1860000
1991	1722000
1992	1923000
1993	2161000
1994	2247000
1995	2933000
1996	2990000
1997	3429000
1998	3793000
1999	3371000
2000	3324000
2001	3957000
2002	3962800
2003	4109000
2004	3856200
2005	3874700
2006	3922800
2007	3708900
2008	3770300
2009	3522700
2010	3915300
2011	5084000
2012	5442600
2013	5291500
2014	5751700
2015	6193900
2016	6582100