Year	Age
1990	160
1991	160
1992	350
1993	350
1994	350
1995	350
1996	750
1997	750
1998	750
1999	750
2000	1000
2001	1000
2002	1000
2003	1000
2004	1000
2005	1100
2006	1100
2007	1100
2008	1200
2009	1300
2010	1400
2011	1500