⇣ irrsgd ⇣irr100sgd000irr500sgd00002irr1000sgd00003irr2000sgd00006irr5000sgd00016irr10000sgd00032⇣ irrsgd ⇣irr1,00000sgd00321irr5,00000sgd01603irr10,00000sgd03205irr25,00000sgd08013irr50,00000sgd160irr100,00000sgd321