Year	Number
1990	45123
1991	75730
1992	522368
1993	339151
1994	219622
1995	239459
1996	188891
1997	84216
1998	40365
1999	42158
2000	36145
2001	37029
2002	24031
2003	23672
2004	22945
2005	24915
2006	26330
2007	29607
2008	32231
2009	32833
2010	32497
2011	32455
2012	28820
2013	30559
2014	37933
2015	44266
2016	44458
2017	49279
2018	49925
2019	50200
2020	40801
2021	45301
2022	1997034
2023	1927294