2006

5.0

1983

7.9

1960

5.3

0.0

2000

7.9

2002

6.7

2004

3.1

2006

5.8

2005

6.5

2001

7.7

2003

6.1

2017

6.7

2005

4.6

2008

4.5

1988

5.5