1997

6.6

2005

8.2

2009

4.5

2006

7.1

2000

7.6

2018

5.5

1994

7.8

1993

7.7

1994

8.4

2002

6.9

2005

8.2

1998

5.2

2002

6.5

2025

0.0

2005

5.3

2002

8.0

2020

5.9

2010

7.4

1996

7.8

2001

8.0

2015

7.5

2007

3.5

2003

7.8

2004

7.4