Year	Number
1990	399744
1991	422226
1992	384917
1993	377302
1994	368637
1995	358509
1996	346671
1997	333035
1998	318834
1999	302605
2000	288890
2001	276602
2002	265673
2003	256109
2004	250423
2005	248078
2006	230138
2007	220755
2008	210013
2009	199175
2010	185327
2011	172111
2012	159190
2013	146984
2014	135686
2015	126433
2016	116365
2017	107981
2018	100038
2019	92699
2020	86022
2021	80464
2022	75944