1975

5.3

2014

6.9

2021

0.0

2023

6.0

2003

7.2

2013

6.0

2013

8.2

2006

3.5

2020

6.0

1992

6.5

2023

7.5

2016

6.1

2001

6.5

2012

4.3

1973

7.7

2014

6.0

2013

5.5

2019

7.0

2011

7.4

2008

4.0