1996 4.5

2004 4.5

1991 4.5

1994 4.5

1998 4.5

2003 4.5

1989 4.5

2000 4.5

2001 4.5

1989 4.6

1998 4.6

1987 4.6

1988 4.6

1980 4.6

1993 4.6

1982 4.6

2001 4.6

1984 4.6

1997 4.6

1980 4.6