1950

7.1

2010

6.9

1974

7.5

1990

4.4

2024

6.9

1956

7.1

1956

6.1

2012

5.9

1984

5.6

1971

6.8

1942

7.3

1945

7.4

1973

6.2

2022

5.4

2015

5.3

1990

6.1

1969

7.1

2007

9.9

2021

8.2

1969

7.6