CREATE TABLE table_204_51 (id DECIMAL, "week #" TEXT, "theme" TEXT, "song choice" TEXT, "original artist" TEXT, "order #" DECIMAL, "result" TEXT)

how many songs sung were by cl udio zoli ?
SELECT COUNT("song choice") FROM table_204_51 WHERE "original artist" = 'claudio zoli'
SELECT COUNT("song choice") FROM "table_204_51" WHERE "original artist" = 'claudio zoli'