CREATE TABLE "see_also" (
  "volume_issue" text,
  "issue_date_s" text,
  "weeks_on_top" real,
  "song" text,
  "artist" text
);

Question: How long was Volume:Issue 12:4-6 at the top?
SQL: SELECT COUNT("weeks_on_top") FROM "see_also" WHERE "volume_issue"='12:4-6';