2010

5.6

2005

5.7

2024

5.7

2013

5.9

1988

6.7

2004

7.1

2000

7.2

1903

7.0

1968

6.9

2003

4.9

2009

5.8

1954

7.0

1982

6.6

2008

6.1

1997

6.9

2018

7.1

1999

7.4

2006

6.6

2018

6.4

2016

6.2