1988

7.1

1981

7.5

1958

6.6

1955

7.3

1964

7.0

1978

6.8

1991

6.4

1980

6.0

1992

3.0

2021

7.4

2020

6.6

1930

5.0

1969

5.2

1935

7.0

2005

5.5

1958

6.0

2008

5.7

1951

6.0

1964

6.2

1970

6.1