2006

7.1

2010

7.9

2015

7.8

2007

7.7

1993

7.9

2015

8.7

2016

7.1

2015

6.3

2001

7.6

1999

7.4

2023

7.5

2008

7.6

2016

7.2

2014

8.1

2004

7.8

1991

7.6

2000

6.9

2018

8.2

2016

6.9

2013

8.1