2004

9.0

1985

2.9

1992

8.6

2016

0.0

2002

8.0

2005

6.0

2008

0.0

2013

6.7

2001

5.6

2007

7.5

2003

7.6

2021

0.0

2010

8.3

2017

6.0

1997

4.9

2007

6.6

2000

7.1

2019

8.1

1970

6.2

2007

7.4