1978

7.4

1953

7.7

1932

7.4

2003

6.0

2003

5.1

2002

7.1

1955

6.6

1926

4.3

1953

3.0

2007

6.7

1961

6.0

1965

2.0

1958

6.2

1989

6.1

1978

6.8

1983

6.0

1967

7.3

1969

0.0

2020

6.1

1960

5.4