2004

6.1

2018

5.0

2000

7.1

1993

0.0

2005

5.3

1992

2.9

2016

7.1

2009

4.5

2005

7.5

1999

7.6

1989

5.8

2017

5.6

2002

5.8

2010

7.0

2008

0.0

1989

7.0

1991

2.5

2015

5.7

2010

6.0

2019

5.4

2014

5.2

1999

7.2

1996

0.0

2017

8.0

1996

4.6