1989

8.3

1955

7.5

1983

7.2

1979

7.0

1986

7.9

2014

7.9

2014

5.3

1987

7.3

1959

8.0

2000

7.6

1977

5.6

2010

4.0

2024

0.0

2018

6.5

2020

8.0

1999

7.6

1995

6.9

1983

6.6

2000

6.3

1979

7.0