Year	Number
1993	1052100
1994	1112308
1995	1222595
1996	1189337
1997	1249746
1998	1136909
1999	1028269
2000	1040620
2001	915919
2002	771754
2003	581007
2004	570821
2005	678697
2006	691635
2007	636481
2008	535253
2009	564848
2010	482608
2011	462451
2012	467925
2013	422954
2014	460059
2015	414649
2016	419256
2017	411395
2018	456307