2005

5.6

2014

7.6

2017

7.4

1989

5.5

1997

6.8

2021

7.3

2020

0.0

1990

7.4

2013

6.9

2010

4.0

1995

5.1

2019

5.4

2011

6.4

2005

6.2

1999

7.9

2011

5.8

2014

5.7