1983

5.2

2000

5.8

1982

5.9

2014

6.3

1985

5.0

1983

4.6

2010

6.5

1973

3.7

2009

3.0

2017

6.0

2017

1.0

2017

0.0

1980

5.5

2016

6.8

0.0

2006

2.0

1969

4.9

1984

4.3

2021

0.0

2021

0.0