1988

7.3

2005

6.7

1998

6.6

1953

6.8

2019

4.7

1980

7.5

1996

6.0

1951

6.7

1984

6.0

1977

5.0

1982

1.0

1978

7.2

1988

6.2

1988

6.1

2020

6.0

2008

6.4

1959

4.2

1979

6.1

2016

4.1

1956

7.5