1982 - $2,511.36
1983 - $1,748.75
1984 - $1,557.30
1985 - $1,573.19
1986 - $1,535.39
1987S - $1,592.94
1990 - $1,667.97
1992 - $1,440.37
1994 - $1,718.02
1998 - $1,827.44
2000 - $1,601.89
2001 - $1,633.88
2002 - $1,707.05
2003 - $1,601.89
2006 - $1,609.42
2007 - $1,587.49
2008 - $1,559.10
2009 - $1,498.27