2020

6.5

1989

9.3

2021

9.2

2014

6.9

2015

6.6

2016

6.1

2016

6.7

2009

5.5

2006

6.7

2012

6.4

2003

7.1

2017

5.1

1980

6.2

1993

5.8

2011

6.8

1996

6.5

2016

6.9

0.0

2014

6.5

1996

5.8