2013

7.6

2004

6.0

2009

5.7

2007

10.0

2001

6.5

2021

7.8

2016

5.2

2018

6.4

2019

6.0

2017

8.5

2013

6.1

1982

6.7

2006

4.2

1986

6.4

2016

9.6

2005

5.8

2015

5.2

2007

4.8

1993

6.2

2018

6.7