Question: What is the longest number of weeks any 1 song was at number #1?
SQL: SELECT MAX("Whole Weeks") FROM "1-19542477-9";

Question: What is the title of every song, and how many weeks was each song at #1 for One Direction?
SQL: SELECT "Song(s) — Weeks" FROM "1-19542477-9" WHERE "Artist(s)" = 'One Direction';

Question: What is the title of every song, and how many weeks was each song at #1 for Rihanna in 2012?
SQL: SELECT "Song(s) — Weeks" FROM "1-19542477-9" WHERE "Issue Years" = 2012.0 AND "Artist(s)" = 'Rihanna';