2015

6.1

1996

5.8

1987

7.6

2015

6.3

1993

7.5

2019

7.7

2005

6.5

1965

7.9

1940

7.6

2016

5.2

1895

5.4

2015

7.2

2011

8.1

1953

7.7

2007

7.9

2018

6.3

1987

6.5

1965

7.7

2001

6.4