2015

5.8

1996

9.4

2003

6.2

2004

6.5

1988

5.6

2011

6.6

2018

6.0

1993

6.5

2011

6.6

2017

6.1

2020

7.3

2019

6.5

2012

8.5

2014

7.0

2017

7.9

2017

5.5

2010

4.9

2011

5.9

2020

5.5

6.0