2013

8.2

1999

7.4

1963

7.9

2008

8.5

2021

8.2

2005

8.6

2014

7.6

2024

9.1

2005

8.1

1980

7.3

2023

8.9

2012

6.8

2009

7.9

1994

8.4

2004

8.5

2004

8.4

2003

7.4

2011

8.5

1997

7.0

1996

6.4