CREATE TABLE table_52903 ("Driver" CLOB, "Constructor" CLOB, "Laps" FLOAT, "Time/Retired" CLOB, "Grid" FLOAT)

What is Karl Wendlinger's total grid #?
SELECT COUNT("Grid") FROM table_52903 WHERE "Driver" = 'karl wendlinger'
SELECT COUNT("Grid") FROM "table_52903" WHERE "Driver" = 'karl wendlinger'