What had been that percentage 2006 that had had less than 9% 1970?
Borough 1970 1980 1990 2000 2006
Demographics of New York City
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Diversity of New York City's boroughs
% Foreign-born by borough 1970-2006
Brooklyn 17.5 23.8 29.2 37.8 37.8
Queens 21.0 28.6 36.2 46.1 48.5
Manhattan 20.0 24.4 25.8 29.4 28.7
Bronx 15.6 18.4 22.8 29.0 31.8
Staten Island 9.0 9.8 11.8 16.4 20.9
Total 18.2 23.6 28.4 35.9 37.0
SELECT AVG 2006 FROM table WHERE 1970 < 9
9