CREATE TABLE table_44332 ("Rider" TEXT, "Manufacturer" TEXT, "Laps" FLOAT, "Time" TEXT, "Grid" FLOAT)

what is the time when laps is less than 21, manufacturer is aprilia, grid is less than 17 and the rider is thomas luthi?
SELECT "Time" FROM table_44332 WHERE "Laps" < '21' AND "Manufacturer" = 'aprilia' AND "Grid" < '17' AND "Rider" = 'thomas luthi'
SELECT "Time" FROM "table_44332" WHERE "Grid" < '17' AND "Laps" < '21' AND "Manufacturer" = 'aprilia' AND "Rider" = 'thomas luthi'