CREATE TABLE table_41585 ("County or City" TEXT, "Per capita income" TEXT, "Median household income" TEXT, "Median family income" TEXT, "Population" FLOAT, "Number of households" FLOAT)

How many households have a median family income of $60,400?
SELECT "Number of households" FROM table_41585 WHERE "Median family income" = '$60,400'
SELECT "Number of households" FROM "table_41585" WHERE "Median family income" = '$60,400'