1992

6.0

1964

6.0

2006

5.5

1998

7.5

1993

6.2

1994

6.2

2002

6.5

1988

7.0

1989

7.1

2003

6.5

1973

7.8

2001

6.4

2005

4.5

1986

7.7

1993

5.7

1979

8.3

1981

5.9

2017

5.2

1987

6.6

1994

5.9