1 2 3 4 5 6 7 8 9 10 11 12 13
1989 3.08 1990 3.1 1991 3.08 1992 3.21 1993 5.0 1994 2.27 1995 3.53 1996 3.8 1997 2.8 1998 4.15 1999 3.32 2000 1.4 2001 2.46