Year	Number
1960	4657460
1961	4648475
1962	4666363
1963	4688273
1964	4715968
1965	4741111
1966	4761001
1967	4775708
1968	4786059
1969	4794446
1970	4774422
1971	4758074
1972	4777095
1973	4803500
1974	4836069
1975	4870645
1976	4903536
1977	4933471
1978	4961080
1979	4986370
1980	4993203
1981	4992487
1982	5000146
1983	5005498
1984	5009671
1985	5013774
1986	5017139
1987	5020637
1988	5025208
1989	5028657
1990	5015335
1991	5003884
1992	5010383
1993	5017342
1994	5021323
1995	5020124
1996	5015894
1997	5011957
1998	5008696
1999	5005205
2000	4992793
2001	4976754
2002	4971013
2003	4973473
2004	4978776
2005	4989584
2006	5007301
2007	5040642
2008	5086689
2009	5119992
2010	5139122
2011	5152709
2012	5161272
2013	5163357
2014	5170017
2015	5182914
2016	5195724
2017	5212288
2018	5232447
2019	5255756
2020	5269701
2021	5173976
2022	5257222
2023	5362319