Year	Number
1990	195904
1991	196623
1992	200948
1993	204620
1994	204049
1995	206452
1996	195862
1997	189921
1998	184743
1999	181368
2000	179790
2001	179458
2002	179651
2003	177365
2004	177168
2005	172727
2006	171144
2007	169406
2008	167978
2009	165972
2010	163745
2011	159181
2012	152022
2013	144198
2014	136911
2015	129103
2016	122476
2017	117719
2018	113538
2019	109946
2020	108302
2021	105662
2022	107527