2010

6.4

2005

7.1

2014

8.0

2021

6.8

2019

8.1

2013

7.7

2001

7.9

2018

7.5

2004

6.6

2002

7.1

2010

7.7

2010

5.8

1997

7.6

1976

8.1

2003

8.2

2025

7.4

2002

8.0

1943

8.2

2010

8.4

1992

7.4