1951

6.8

1971

5.0

1938

6.9

1934

6.6

1987

5.7

1983

5.7

2011

7.5

1952

7.5

2022

6.8

1955

6.8

1978

7.0

1960

7.7

2023

5.3

1999

6.5

1970

7.3

2023

5.7

1990

5.7

1969

6.5

1994

4.7

1979

6.7