1923

6.6

1939

6.5

1943

7.5

2021

5.9

1984

4.2

1999

7.4

1968

7.3

2023

6.3

1997

7.1

1987

8.1

1984

6.2

2016

4.0

1945

5.3

2008

6.6

2020

0.0

1969

5.3

1999

6.8

2005

4.7

1961

7.3

2014

6.5