1989

7.0

2001

0.0

1988

8.7

1979

6.5

2005

8.0

1975

7.0

1975

5.0

2009

5.5

2000

4.0

2002

0.0

1995

0.0

1990

0.0

1950

0.0

2002

8.0

2014

0.0

1996

6.7

1978

3.5

1988

7.5

1988

5.3

2019

7.0