1989

8.3

1955

7.5

1983

7.2

1979

7.0

2002

7.1

2000

7.6

1987

7.3

1959

8.0

2025

5.1

2018

6.6

1972

6.7

0.0

1999

8.0

2005

0.0

10.0

2023

0.0

2011

6.7

2025

0.0

2005

6.5

2007

6.7