2004

6.6

2005

6.7

2020

4.3

2005

4.9

1996

0.0

2015

7.1

1997

0.0

2013

5.0

2007

8.0

2014

7.3

1994

8.0

2018

6.9

2001

2.0

2000

7.0

1997

5.0