1977

7.7

1992

6.7

1942

6.6

2007

7.4

1981

1.0

2021

5.8

1938

6.0

2009

4.0

2005

5.6

1930

4.7

1953

5.4

2008

5.6

1975

5.1

1966

7.2

1982

6.0

1981

6.7

2014

5.8

2018

7.1

1964

6.2

1963

5.9