Year	Number
1991	2713021
1992	2753408
1993	2796148
1994	2841077
1995	2888417
1996	2932994
1997	2979716
1998	3027932
1999	3077729
2000	3129439
2001	3217342
2002	3308244
2003	3402415
2004	3498794
2005	3597996
2006	3707666
2007	3817640
2008	3928341
2009	4039702
2010	4132947
2011	4215096
2012	4302197
2013	4396256
2014	4491380
2015	4582391
2016	4673043
2017	4763697
2018	4851862
2019	4929943
2020	4968486
2021	5078941
2022	5149531
2023	5237767