Question: How many different total points does the couple ranked at number 5 have?
SQL: SELECT COUNT("Total") FROM "1-19744915-22" WHERE "Rank" = 5.0;

Question: What couple had vote percentage of 21.843%?
SQL: SELECT "Couple" FROM "1-19744915-22" WHERE "Vote percentage" = '21.843%';

Question: How many judges points did the couple ranked at number 5 have?
SQL: SELECT MAX("Judges") FROM "1-19744915-22" WHERE "Rank" = 5.0;

Question: What couple had less than 2.0 points from the public?
SQL: SELECT "Couple" FROM "1-19744915-22" WHERE "Public" < 2.0;