2007

6.8

1974

5.0

1975

5.5

1994

3.9

1980

6.4

1976

4.5

1963

6.4

1973

6.0

1997

6.1

1965

4.0

2017

9.2

1980

5.0

1966

6.4

1979

4.2

1982

5.0

1983

4.0

2020

6.3

2018

7.5

2006

0.0

1970

5.5