1994

6.2

1975

7.3

1984

5.0

1987

0.0

1981

2.2

2008

10.0

1991

4.0

1986

7.1

1990

7.4

1980

8.2

1984

7.5

1982

6.7

1980

0.0

1982

6.3

1978

7.2