2025

5.0

2021

9.2

2016

5.6

2010

6.8

2009

5.7

1997

6.4

2024

5.9

2014

5.9

2002

7.0

2017

6.5

1985

6.4

2007

6.5

1991

6.7

1967

7.0

2011

7.3

2001

5.9

1973

7.4

1980

5.3

2010

6.9

2008

6.8