CREATE TABLE "by_county" (
  "county" text,
  "mc_cain_num" real,
  "mc_cain_pct" text,
  "obama_num" real,
  "obama_pct" text
);

Question: what is the mccain % where obama got 19.3%
SQL: SELECT "mc_cain_pct" FROM "by_county" WHERE "obama_pct"='19.3%';

Question: what is the highest mccain # where obama got 33.7%
SQL: SELECT MAX("mc_cain_num") FROM "by_county" WHERE "obama_pct"='33.7%';

Question: where did obama get 39.8%
SQL: SELECT "county" FROM "by_county" WHERE "obama_pct"='39.8%';

Question: what is the obama # in carson city
SQL: SELECT "obama_num" FROM "by_county" WHERE "county"='Carson City';

Question: where did obama get 41.3%
SQL: SELECT "county" FROM "by_county" WHERE "obama_pct"='41.3%';