2015

6.4

1896

4.8

2007

5.3

2008

6.7

2019

5.7

2010

6.9

2006

6.4

2021

7.7

2015

5.9

2014

6.8

1986

7.8

2010

7.1

1957

7.9

2009

7.5

7.8

2016

6.6

2003

5.8

1954

7.2

2008

7.5

1954

6.9