2009

5.6

2009

7.3

1972

7.0

1958

6.6

2003

6.2

2010

6.8

1996

5.9

2015

6.3

2016

7.2

1976

7.9

1991

6.7

1980

6.3

2005

4.3

2018

7.7

2018

8.0

2002

6.2

2008

6.0

2014

6.2

8.0

2015

6.7