Year	Number
1992	203862
1993	266808
1994	286200
1995	307470
1996	265448
1997	279182
1998	293087
1999	296598
2000	339163
2001	310451
2002	258205
2003	258921
2004	281218
2005	266494
2006	267432
2007	273270
2008	275139
2009	204502
2010	217682
2011	226375
2012	219440
2013	224032
2014	208840
2015	195480
2016	207738
2017	208639