1986

5.9

1949

7.2

2016

7.2

2008

6.7

2015

8.1

2004

6.5

1995

5.6

2019

8.4

1978

6.4

2001

8.9

2002

4.6

2017

7.2

1942

6.8

1993

5.3

1991

4.9

2015

4.9

2008

7.5

2013

7.3

2018

8.1

1955

7.2