Year	Number
1985	1195400
1989	1296000
1990	1290000
1991	1266000
1992	1268000
1993	1268000
1994	1247000
1995	1988400
1996	2014020
1997	2045830
1998	2020560
1999	1983180
2000	2007300
2001	2035700
2002	2039600
2003	2063300
2004	1990970
2005	1999970
2006	2208580
2007	2337080
2008	2322300
2009	2368416
2010	2368416
2011	2371247
2012	2394614
2013	2407793
2014	2545150
2015	2580800
2016	2605830
2017	2679000
2018	2726900
2019	2710000
2020	2662000