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

Question: What number did Moño Negro peak at before 1996?
SQL: SELECT MAX("peak") FROM "singles" WHERE "track"='moño negro' AND "year"<1996;

Question: How many weeks was the track Abrazame on the Billboard Latin Pop airplay before 1997?
SQL: SELECT SUM("weeks_on_chart") FROM "singles" WHERE "track"='abrazame' AND "chart"='billboard latin pop airplay' AND "year"<1997;