1982

6.1

2008

9.0

2020

7.4

2010

4.8

1968

6.9

1980

7.2

2024

6.8

1966

7.7

1955

7.3

2004

8.3

1996

4.9

1973

6.2

1990

6.9

2012

7.0

1975

7.5

2024

6.0

1980

6.9

2006

7.2

1914

7.2

1964

7.0