Year	Number
1992	55000
1995	88150
1996	90450
1997	88230
1998	95050
1999	95810
2000	91400
2007	90970
2008	92330
2009	89150
2010	91313
2011	89670
2012	89650
2013	90220
2014	92520
2015	93590
2016	99590
2017	95000
2018	97160
2019	97000
2020	94000