1979

9.8

1961

7.2

2005

6.8

1959

6.1

1967

7.7

2023

7.2

1988

5.6

2007

6.7

1933

6.9

1935

7.3

1954

7.1

1951

7.0

2005

7.6

1964

6.5

1948

0.0

1974

0.0

2018

7.0

2019

6.4

2010

5.0

2023

6.0