2004

6.0

1949

6.5

1967

5.7

2007

5.4

1947

4.5

1968

6.1

1961

5.9

2010

0.0

1966

5.1

2007

7.8

1967

6.2

2014

5.3

1998

7.4

1941

7.1

1980

0.0

1940

5.0

1968

5.8

1930

5.0

1980

6.4

1964

7.3