2005

5.2

1995

6.3

2000

8.0

1996

5.6

2004

8.3

2014

6.8

1984

4.1

2006

3.3

1983

4.0

1996

7.6

2002

4.1

1996

6.4

2008

7.8

2007

0.0

1994

6.0

1990

0.0