1996

5.8

2003

6.9

1996

6.8

1999

7.3

1994

8.4

2012

5.6

1993

0.0

2010

6.4

2006

5.5

2007

4.0

2002

5.7

1999

7.7

2008

6.6

1994

0.0

1990

0.0

2001

5.1

1995

6.1

2013

5.9

2005

8.6

1996

3.2

1998

6.9