2001

6.2

2003

3.8

2016

4.9

2005

6.8

2014

7.6

1990

7.4

2014

7.0

2009

5.3

2008

6.4

2019

0.0

2003

5.1

2013

7.6

2019

6.9

1999

7.9

2021

7.0