1961

4.3

1962

3.5

1959

4.2

1993

3.1

1971

4.6

2016

6.8

1986

6.0

2024

7.0

1981

5.4

1985

6.8

2014

0.0

2024

5.8

2022

6.0

1939

7.5

1953

6.9

1996

7.3

2005

6.7