2015

6.4

1996

8.0

2004

6.7

2009

7.5

2012

9.3

1999

7.6

2017

6.0

2014

6.8

2023

7.8

2007

7.3

2003

6.4

2019

8.7

1990

7.5

2017

7.2

2010

7.1

2009

7.6

2012

7.1

2019

7.6

2020

4.7

2010

7.9