1945

6.5

1963

7.0

1960

6.8

1947

7.2

1995

7.4

2005

4.2

2007

5.4

1986

6.0

2002

6.6

1980

6.4

2004

6.4

1998

6.8

1923

6.5

2014

5.3

1954

5.0

0.0

2021

7.7

1971

4.3

1995

6.1

1996

7.1