1996

1.0

1989

5.6

2012

5.2

1990

7.4

2008

0.0

2005

6.6

1988

6.3

2015

6.8

2004

7.9

1994

7.8

2023

0.0

1988

4.0

1990

4.9

2004

8.6

2005

8.3

1988

6.9

1995

7.8

2014

5.2

2013

4.7

2016

4.5

2017

8.1

1993

5.7

1999

3.5

2014

8.1

1996

5.3

2011

7.5

2011

6.6

1998

5.0

2012

8.1

1986

3.7

2018

4.7

2011

6.0

1991

3.8