2007

7.4

1984

6.3

1955

6.0

2025

4.3

1959

6.9

2000

6.4

2015

6.0

1977

5.0

1953

6.8

1989

5.7

1965

5.7

1979

6.7

1977

7.0

1961

6.4

1997

6.2

2007

6.4

1950

5.9

1956

5.1

1963

5.7

1988

5.0