Year	Number
2000	318000
2001	312000
2002	297000
2003	286000
2004	281000
2005	272000
2006	258000
2007	255000
2008	254000
2009	249000
2010	238000
2011	231000
2012	223000
2013	220000
2014	214000
2015	208000
2016	206000
2017	203000
2018	201000
2019	198000
2020	188000
