Year	Number
1960	109186
1961	110225
1962	111281
1963	112410
1964	113596
1965	114832
1966	116116
1967	117430
1968	118707
1969	119884
1970	121003
1971	122162
1972	123348
1973	124465
1974	125486
1975	126393
1976	127052
1977	127425
1978	127667
1979	127850
1980	127984
1981	128510
1982	129614
1983	130881
1984	132154
1985	133450
1986	134808
1987	136264
1988	137765
1989	139228
1990	140601
1991	141557
1992	142011
1993	142291
1994	142466
1995	142559
1996	142898
1997	143549
1998	144211
1999	144811
2000	145306
2001	146044
2002	147167
2003	148341
2004	149538
2005	150763
2006	151985
2007	153225
2008	154475
2009	155721
2010	156933
2011	157819
2012	158621
2013	159794
2014	160912
2015	162190
2016	163721
2017	165215
2018	167259
2019	169410
2020	171113
2021	172683
2022	174079
2023	175346