1957

6.9

1998

6.1

1953

7.4

1951

0.0

2017

6.2

1967

6.6

1944

5.7

1949

6.9

2011

7.0

1955

7.2

1961

6.7

1975

5.3

1972

7.0

2015

6.9

1957

6.1

1951

5.2

1966

6.2

1958

6.4

1967

6.3

1931

0.0