1979

7.7

1961

7.3

1963

7.0

1964

7.0

1964

7.0

1959

8.1

1994

7.5

1953

7.7

2013

6.0

1960

8.2

1960

4.7

1990

6.8

1938

5.0

1994

7.4

1953

7.9

1998

7.3

1977

0.0

1959

0.0

1934

7.5

1931

8.3