2006

6.8

1967

6.5

1974

6.2

2007

5.2

2022

0.0

2008

5.4

1999

5.6

2019

7.2

2007

5.5

1998

5.7

2006

5.0

2024

0.0

1978

4.4

2012

7.3

2004

6.5

2001

6.2

1960

7.2

2021

6.7

2007

7.0

2009

6.3