Year	Age
1981	2880
1990	110000
1991	110000
1992	110000
1993	110000
1994	110000
1995	120000
1996	120000
1997	120000
1998	120000
1999	130000
2000	130000
2001	130000
2002	130000
2003	130000
2004	130000
2005	140000
2006	140000
2007	140000
2008	140000
2009	150000
2010	150000
2011	150000