CREATE TABLE "series_4_2003" (
  "episode_num" real,
  "production_count" real,
  "original_airdate" text,
  "prod_code" text,
  "title" text,
  "viewing_figures_millions" text
);

Question: How many millions of people watched the episode with a production code of icec483x?
SQL: SELECT "viewing_figures_millions" FROM "series_4_2003" WHERE "prod_code"='ICEC483X';

Question: What is the lowest episode number?
SQL: SELECT MIN("episode_num") FROM "series_4_2003";

Question: What is the lowest episode number with 6.19 million viewers and a production code of icec487y?
SQL: SELECT MIN("episode_num") FROM "series_4_2003" WHERE "viewing_figures_millions"='6.19' AND "prod_code"='ICEC487Y';

Question: What was the production count of "The Mayor of Northolt"?
SQL: SELECT "production_count" FROM "series_4_2003" WHERE "title"='\"The Mayor Of Northolt\"';