Year	Age
1990	160
1991	350
1992	350
1993	350
1994	600
1995	600
1996	600
1997	600
1998	1000
1999	1100
2000	1300
2001	1400
2002	1500
2003	1600
2004	1600
2005	1700
2006	1800
2007	1800
2008	1900
2009	2000
2010	2000
2011	2100