CREATE TABLE table_58478 ("Driver" CLOB, "Constructor" CLOB, "Laps" FLOAT, "Time/Retired" CLOB, "Grid" FLOAT)

How many laps are there for grid 8?
SELECT "Laps" FROM table_58478 WHERE "Grid" = '8'
SELECT "Laps" FROM "table_58478" WHERE "Grid" = '8'