2013

6.6

2012

4.9

1985

6.9

2021

7.9

2018

7.6

2001

7.3

1997

5.2

2024

7.1

1973

7.1

2010

6.5

2021

6.6

2012

7.4

1998

6.5

2004

5.9

1988

7.0

2011

6.0

1998

6.6

2020

8.2

2016

6.8

2009

6.6