1967

6.2

2018

4.9

1939

6.3

2021

5.4

1992

6.3

1997

6.0

1992

3.9

1960

6.2

2022

6.5

1994

6.9

2017

5.1

2005

6.5

2004

3.6

1985

6.7

1994

4.7

1913

6.2

1970

6.4

2002

6.9

2007

6.6

1985

5.3