1987

7.7

1989

8.0

2003

7.4

1986

6.1

1991

4.2

1992

6.7

1967

0.0

1979

0.0

1977

0.0

1969

5.4

1962

7.1

2016

10.0

2017

7.9

1958

6.8

2012

8.4

1993

5.1

2016

0.0

2019

8.0

2012

8.4

2014

6.0