1982

8.8

1982

10.0

2008

5.8

2011

5.2

2010

6.2

2013

5.7

2014

7.7

2002

6.7

2011

7.4

2020

6.4

2009

5.5

2001

6.6

2000

7.1

2023

6.4

1988

7.4

2003

6.6

2001

9.0

2016

6.5

2006

6.8

1994

6.7