1971

7.4

1972

0.0

1978

0.0

2008

7.6

1970

0.0

1977

6.3

1973

2.7

1973

0.0

1981

0.0

2021

6.9

1971

0.0

2008

0.0

1978

0.0

1947

6.5

1965

8.0

1981

0.0

1995

6.5

2018

6.1

1997

4.6

1966

0.0