1946

6.3

1954

4.6

2016

6.5

2016

4.5

1953

6.3

1997

4.8

1982

6.7

1953

7.0

1963

0.0

1973

7.5

1972

7.6

1953

6.5

1984

6.0

1976

0.0

2013

5.9

2007

6.8

2015

4.6

2013

5.2

2001

6.5

1984

5.9