1982

8.9

2016

0.0

1996

7.3

1993

6.7

1995

8.0

1999

7.6

2005

7.0

2002

7.0

2004

7.3

1989

7.4

2024

6.3

1994

6.8

2006

7.7

2012

3.7

2007

6.2

2009

6.4

2008

0.0

2020

5.3

2017

4.3

0.0