CREATE TABLE "by_county" (
  "county" text,
  "kerrypct" text,
  "kerrynum" real,
  "bushpct" text,
  "bushnum" real,
  "otherspct" text,
  "othersnum" real,
  "2000_result" text
);

Question: What percentage of other candidates did the county which voted 52.1% for Kerry vote for?
SQL: SELECT MAX("othersnum") FROM "by_county" WHERE "kerrypct"='52.1%';

Question: How many votes did Kerry get in the county that gave Bush 189,605 votes?
SQL: SELECT AVG("kerrynum") FROM "by_county" WHERE "bushnum"='189,605';

Question: How many votes went to other candidates in the county that gave 1.9% votes to them, and 160,390 total votes to Bush?
SQL: SELECT MIN("othersnum") FROM "by_county" WHERE "otherspct"='1.9%' AND "bushnum"<'160,390';