1996

7.0

1978

7.2

1979

7.0

2012

8.3

1982

9.0

1991

5.8

1994

6.0

1986

8.3

2000

0.0

1993

6.8

1993

6.0

1983

7.4

1969

5.0

1981

7.3

1998

7.0

2020

2.0

2025

7.3

2001

5.5

1968

5.5

1998

0.0