2020

7.2

5.2

2012

7.2

1967

6.6

2000

8.2

0.0

0.0

2019

7.7

2014

5.3

2008

7.6

2010

6.5

1990

6.0

1998

6.8

1971

6.1

2021

8.3

2017

4.9