CREATE TABLE table_34924 ("Team" TEXT, "Driver" TEXT, "Laps" FLOAT, "Time" TEXT, "Grid" FLOAT)

What is the total grid number that has 14 laps and a time of +29.483?
SELECT COUNT("Grid") FROM table_34924 WHERE "Laps" = '14' AND "Time" = '+29.483'
SELECT COUNT("Grid") FROM "table_34924" WHERE "Laps" = '14' AND "Time" = '+29.483'