CREATE TABLE table_49438 ("Borough" CLOB, "1970" FLOAT, "1980" FLOAT, "1990" FLOAT, "2000" FLOAT, "2006" FLOAT)

What was the percentage in 1980 that had less than 37.8% in 2006, more than 29.4% in 2000, and more than 18.2% in 1970?
SELECT MIN("1980") FROM table_49438 WHERE "2006" < '37.8' AND "2000" > '29.4' AND "1970" > '18.2'
SELECT MIN("1980") FROM "table_49438" WHERE "1970" > '18.2' AND "2000" > '29.4' AND "2006" < '37.8'