1994

8.5

10.0

1984

6.5

1980

6.0

1985

7.8

1979

7.2

2003

5.3

2017

0.0

1981

6.8

1997

7.6

2004

5.6

2023

0.0

2019

3.5

2000

0.0

1996

5.2

1998

3.3

1998

0.0

2019

5.3

1961

6.3

1999

5.4