CREATE TABLE table_52757 ("Driver" TEXT, "Constructor" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT)

With Laps greater than 78, what is the lowest Grid?
SELECT MIN("Grid") FROM table_52757 WHERE "Laps" > '78'
SELECT MIN("Grid") FROM "table_52757" WHERE "Laps" > '78'