2007

6.4

2024

8.0

1999

6.6

1995

6.0

1995

7.9

1976

8.1

1957

8.2

2013

5.0

2003

6.1

2008

7.1

2004

5.8

2008

6.5

2006

6.8

1963

5.8

2021

8.8

2009

6.9

2007

7.2

2017

5.7

2023

0.0

2001

6.5