2015

6.5

2001

9.9

2014

7.0

2012

9.7

1994

6.6

2006

7.2

2021

7.7

2011

9.7

1986

6.2

2020

6.1

2009

5.8

2018

6.0

1967

6.1

2023

6.4

2004

6.4

2017

6.9

2020

5.8

2012

9.8