2007

6.5

2008

8.5

1999

3.5

2016

7.2

2001

7.3

1996

6.5

2020

6.5

1970

7.1

1964

7.1

2022

1.0

2003

5.4

2002

6.8

2005

4.0

1980

6.6

1998

0.0

2003

5.9

0.0

2024

0.0

2016

3.3

2010

3.9