1989

5.6

1994

6.7

2001

0.0

1998

5.7

1995

5.1

2011

0.0

1999

0.0

1993

6.0

2016

6.0

2004

0.0

2006

4.8

2018

9.3

2000

10.0

2003

5.7

2002

0.0

2000

2.0

2008

4.0

1989

4.8

1993

0.0