1998

7.3

2021

0.0

1997

8.2

2025

0.0

2014

6.5

1997

6.5

2023

5.8

2005

5.9

1996

6.4

2000

4.0

2014

5.7

2001

4.5

2000

5.8

2006

5.1

1988

6.3

2012

5.0

2009

6.5

2010

0.0

2005

6.6

2013

8.0