What is the density (hab/km²) with a population under 1 year-old censo 2007(hab) of * data from the census taken by the Inei?
CREATE TABLE "demographics" (
  "municipalities_of_the_city" text,
  "area_km" text,
  "population_censo_2007_hab" text,
  "population_under_1_year_old_censo_2007_hab" text,
  "households_2007" text,
  "density_hab_km" text,
  "elevation_msnm" text
);
SELECT "density_hab_km" FROM "demographics" WHERE "population_under_1_year_old_censo_2007_hab"='* data from the census taken by the inei';