Year	Number of
2000	1100
2001	1100
2002	1100
2003	1100
2004	1100
2005	1100
2006	1000
2007	1000
2008	1000
2009	1000
2010	1000
2011	970
2012	950
2013	910
2014	890
2015	850
2016	850
2017	830
2018	790
2019	760
2020	730