1986

5.6

1988

5.7

1994

9.5

1983

5.1

1990

4.1

1984

7.1

2018

10.0

1989

3.9

1982

2.8

1983

5.0

1989

7.4

1985

5.8

2015

0.0

1993

6.4

1982

6.2

1987

8.4

2014

6.5

1986

6.0

2012

7.8

1991

5.7

2011

10.0

2017

10.0