Year	Age
1990	160
1991	160
1992	350
1993	350
1994	350
1995	350
1996	350
1997	350
1998	350
1999	600
2000	600
2001	600
2002	600
2003	600
2004	1000
2005	1000
2006	1000
2007	1000
2008	1000
2009	1000
2010	1000
2011	600