CREATE TABLE "singles" (
  "year" real,
  "chart" text,
  "track" text,
  "peak" real,
  "weeks_on_chart" real
);

Question: When the Track is ESO, the peak is smaller than 25, and the year is larger than 2004, what is the total number of Weeks on Chart?
SQL: SELECT COUNT("weeks_on_chart") FROM "singles" WHERE "track"='eso' AND "peak"<25 AND "year">2004;

Question: Which year has fewer Weeks on Chart than 17, a Peak of 23, and the track is regálame la silla donde te esperé?
SQL: SELECT "year" FROM "singles" WHERE "weeks_on_chart"<17 AND "track"='regálame la silla donde te esperé' AND "peak"=23;

Question: What is the lowest Peak with fewer than 8 Weeks on Chart?
SQL: SELECT MIN("peak") FROM "singles" WHERE "weeks_on_chart"<8;