CREATE TABLE table_1997 ("Rank" FLOAT, "London Borough" TEXT, "Black African Population" FLOAT, "Black Caribbean Population" FLOAT, "Other Black Population" FLOAT, "Total Black Population" FLOAT)

What is the black caribbean population when the black African population is less than 10552.0?
SELECT MIN("Black Caribbean Population") FROM table_1997 WHERE "Black African Population" < '10552.0'
SELECT MIN("Black Caribbean Population") FROM "table_1997" WHERE "Black African Population" < '10552.0'