1995

3.8

1998

7.5

1994

0.0

2002

7.6

1997

0.0

2012

4.4

1993

0.0

2000

7.4

2019

6.0

1999

5.0

1998

5.0

2011

7.3

1992

5.5

2012

7.4

1988

5.0