CREATE TABLE "2009_peaks" (
  "entry_date_a" text,
  "single" text,
  "artist" text,
  "peak" real,
  "peak_reached_a" text,
  "weeks_in_top_10" real
);

Question: How many weeks in the top 10 was spent by a song performed by Peter Kay?
SQL: SELECT MAX("weeks_in_top_10") FROM "2009_peaks" WHERE "artist"='Peter Kay';

Question: How long has the longest song spent in the top 10?
SQL: SELECT MAX("weeks_in_top_10") FROM "2009_peaks";