How much Latitude has a Water (sqmi) smaller than 0?
CREATE TABLE "y" (
  "township" text,
  "county" text,
  "pop_2010" real,
  "land_sqmi" real,
  "water_sqmi" real,
  "latitude" real,
  "longitude" real,
  "geo_id" real,
  "ansi_code" real
);
SELECT COUNT("latitude") FROM "y" WHERE "water_sqmi"<0;