2009

5.2

1990

6.9

2018

6.4

2007

7.6

2010

7.5

2018

8.3

1992

6.8

2001

6.3

2012

6.7

2017

6.4

2009

6.8

2016

7.2

2022

7.7

1994

8.0

1987

8.4

2017

6.3

2011

7.4

2013

7.0

2016

8.6

2011

6.3