2011

5.2

2005

0.5

1986

7.0

2010

7.2

1997

5.6

2012

8.0

2012

4.0

1988

0.0

2013

6.0

2009

5.5

2004

5.7

2003

6.6

2023

0.0

2004

0.0

1999

5.9

1970

6.2

1999

5.5

2003

6.0

2001

0.0

1995

5.0