1982

6.1

1963

7.5

2016

7.2

1989

8.4

1979

7.1

1974

6.9

1978

7.6

1972

7.9

1963

7.9

2002

7.0

2014

6.5

2006

6.6

1991

5.0

1975

7.5

1921

6.8

1965

7.4

2020

6.8

2003

5.0

2012

6.1

1953

6.9