CREATE TABLE table_203_220 (id DECIMAL, "outcome" TEXT, "no." DECIMAL, "date" TEXT, "tournament" TEXT, "surface" TEXT, "opponent in the final" TEXT, "score" TEXT)

how many singles games did she win before 2003 ?
SELECT COUNT(*) FROM table_203_220 WHERE "outcome" = 'winner' AND "date" < 2003
SELECT COUNT(*) FROM "table_203_220" WHERE "date" < 2003 AND "outcome" = 'winner'