2014

6.2

2013

6.0

2014

5.3

2002

5.5

1991

0.0

2014

4.1

2024

7.4

1974

5.7

2017

7.5

2017

5.5

2007

6.7

2009

4.7

1967

6.5

2008

5.3

2004

5.9

2007

5.7

2005

4.2

1987

6.2