2016

5.7

2006

7.1

2004

7.7

1999

6.6

1993

6.5

2023

7.6

2013

6.1

1990

4.7

2011

8.0

2020

7.0

2012

6.8

1977

6.5

2019

6.5

6.1

2011

8.0

2014

6.4

2023

6.5

2014

7.0

2012

6.9

2011

6.6