1971

7.4

1950

8.1

1963

7.5

1985

7.1

2007

6.1

1958

7.1

1951

6.2

1974

5.4

2018

4.8

2024

6.0

2006

7.5

1972

0.0

1961

5.4

1995

5.8

1977

6.3

2005

4.9

1999

4.8

2007

5.9

1973

0.0

1992

5.6