2015

7.8

2010

7.7

1993

10.0

2018

7.3

2008

5.2

1984

6.9

2020

9.1

2010

10.0

2021

8.5

2016

6.5

2016

7.5

2015

6.3

2011

7.4

2001

7.2

2017

7.7

2001

9.0

2006

7.3

1969

5.0

2022

10.0

2006

5.7