2010

7.4

2014

6.1

1990

6.9

2008

8.9

9.5

2023

7.6

2014

7.9

1993

7.1

1999

8.6

2010

7.8

2021

8.2

2010

9.1

2008

7.2

2011

8.5

2018

6.8

2004

8.6

2009

4.2

2001

6.2

2017

6.5