2000

6.3

1994

6.5

1998

6.4

2021

9.2

2011

7.3

2006

6.6

2013

6.4

2010

9.1

2015

5.8

2025

0.0

1964

7.4

2017

6.4

2013

7.1

2022

8.0

2018

5.0

1992

7.2

2016

8.8

2014

7.0

2012

7.7