1966

6.2

2012

9.4

2022

7.3

1977

10.0

2009

8.5

2021

1.0

1972

4.5

2017

8.1

1988

6.8

2014

6.5

2017

8.1

2016

5.8

2004

6.0

2018

6.5

2014

7.3

1985

6.7

1990

6.3

2015

6.4