CREATE TABLE table_203_164 (id DECIMAL, "#" DECIMAL, "date" TEXT, "venue" TEXT, "opponent" TEXT, "score" TEXT, "result" TEXT, "competition" TEXT)

how many times was macau the opponent ?
SELECT COUNT(*) FROM table_203_164 WHERE "opponent" = 'macau'
SELECT COUNT(*) FROM "table_203_164" WHERE "opponent" = 'macau'