CREATE TABLE table_14976 ("Rider" TEXT, "Manufacturer" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT)

The rider mike di meglio had a total of how many grids?
SELECT COUNT("Grid") FROM table_14976 WHERE "Rider" = 'mike di meglio'
SELECT COUNT("Grid") FROM "table_14976" WHERE "Rider" = 'mike di meglio'