1993

6.2

2007

5.4

2021

9.5

2018

6.8

2017

6.9

2020

9.4

2019

6.3

2017

8.0

2018

5.7

2012

9.8

2018

6.7

2023

5.3

1963

2.7

2019

8.8

2006

7.4

2016

5.0

1967

5.0

2016

5.9

6.1

2008

8.7