1985

7.5

1990

5.0

2017

5.5

2000

1.5

1996

6.1

1992

6.2

2012

7.7

0.0

2007

8.0

1992

4.1

1984

0.0

2022

0.0

2008

0.0

1986

4.4

1997

10.0

2008

6.4

1988

5.0

2013

6.9

1994

5.6

1991

5.2

2015

9.2

2002

2.0

1995

3.0