CREATE TABLE table_204_4 (id NUMBER, "date" CLOB, "race" CLOB, "competition" CLOB, "rider" CLOB, "country" CLOB, "location" CLOB)

how many times was tom boonen listed as the rider ?
SELECT COUNT(*) FROM table_204_4 WHERE "rider" = 'tom boonen'
SELECT COUNT(*) FROM "table_204_4" WHERE "rider" = 'tom boonen'