1987

7.2

1994

5.1

1982

0.0

1998

3.0

1989

4.8

1984

5.4

1993

0.0

1992

8.0

1996

3.5

1993

5.1

1993

4.3

1989

5.4

2012

2.2

2001

7.0

1992

4.7

1990

5.6

1988

5.8

1995

0.0

1996

5.1

1997

3.0