2011

4.5

2017

8.5

2010

5.9

2001

6.6

1999

10.0

2005

0.0

2007

7.3

1999

6.2

2017

5.7

2012

5.3

2021

7.3

1991

6.6

2004

5.8

2023

7.6

2009

6.0

2019

0.0

2000

4.8

2002

5.3

2002

5.5

1997

6.8

1990

3.0