1996

0.0

1997

6.7

2005

8.1

2013

2.0

2004

6.8

2008

0.0

1996

5.7

2005

5.6

1975

6.0

1996

6.2

2006

4.5

2023

0.0

1999

8.0

2013

5.3

2018

9.0

2005

0.0

1998

10.0

2000

4.0