2002

8.0

2005

3.1

1994

7.9

1976

7.6

2000

4.0

1977

7.8

1987

0.0

1989

4.5

2001

8.1

1967

7.6

2002

8.0

1984

7.1

1996

6.4

2001

6.6

2025

0.0

1999

4.7

2005

6.6

1991

6.9

2004

6.0

1975

7.0