2021

6.2

5.0

6.4

2018

6.9

2020

7.0

2016

6.7

2014

5.9

2001

6.5

1999

6.7

2019

8.4

1996

5.5

2018

6.1

2010

9.1

2007

7.5

2011

7.2

2011

7.5

2011

7.3

1985

6.5

2022

4.5

2014

7.6