2006

5.9

1999

6.4

2018

5.0

2016

5.0

2010

4.2

2004

5.6

1993

4.6

2017

4.9

2007

7.8

1992

7.4

2007

5.6

2007

7.0

2008

6.8

2014

4.0

1976

7.2

1969

6.5

2008

4.6

2022

2.0

2023

3.8

2006

6.1