2023

4.8

2018

8.0

2018

6.8

2003

5.1

2011

6.2

1988

7.4

1990

5.8

2006

7.9

2004

5.7

2013

6.8

2008

6.7

1998

6.8

2017

6.5

1992

6.7

1992

6.8

1985

6.9

2012

6.4

2016

7.0

2013

5.8

2011

5.6