CREATE TABLE table_12061 ("Driver" TEXT, "Constructor" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT)

what is the least laps when the driver is rolf stommelen and the grid is more than 18?
SELECT MIN("Laps") FROM table_12061 WHERE "Driver" = 'rolf stommelen' AND "Grid" > '18'
SELECT MIN("Laps") FROM "table_12061" WHERE "Driver" = 'rolf stommelen' AND "Grid" > '18'