2016

5.8

1995

4.3

1978

0.0

1996

7.2

1997

7.1

1977

4.5

1990

3.0

2007

7.0

1986

4.7

1988

7.5

1984

6.2

1987

4.0

1993

7.5

1983

0.0

1988

5.2

2008

6.2