2016

5.9

2009

7.4

1971

7.4

2015

7.0

2015

6.3

2004

5.8

1983

6.7

2011

5.5

2021

8.4

2017

7.1

1950

7.4

2006

7.1

2018

7.5

2014

6.6

2015

7.7

1989

6.7

1965

7.1

1989

6.9

2019

6.0

1982

6.2