2013

7.5

2009

6.4

1983

6.8

2001

7.8

2009

7.3

2004

7.4

2023

9.0

2012

10.0

1980

7.3

2014

7.8

2005

6.9

2016

7.0

2000

8.0

1993

7.7

2005

6.2

2019

7.6

2010

7.2

2007

7.1

2000

6.6

2003

7.7