1975

8.0

2002

7.6

2008

6.8

1958

5.2

1977

5.3

1992

6.0

2022

6.2

2005

7.4

1939

7.2

1961

8.2

2001

6.6

1962

7.3

1962

7.0

1985

6.7

2004

5.9

1989

7.2

1975

6.6

2022

7.8

2002

6.1

2001

6.5