2000

5.7

1972

6.4

1996

5.1

1990

7.3

1997

7.3

1997

9.7

1981

4.1

2002

6.0

2005

0.0

2001

4.7

1996

0.0

1996

5.5

1994

7.2

1993

7.0

1998

10.0

1997

4.3

1994

0.0

1999

5.5

1993

0.0

2003

0.0

1995

4.0

2002

8.2

1995

6.0