⇣ irrttd ⇣irr100ttd00002irr500ttd00008irr1000ttd00016irr2000ttd00032irr5000ttd00081irr10000ttd00162⇣ irrttd ⇣irr1,00000ttd01616irr5,00000ttd08081irr10,00000ttd162irr25,00000ttd404irr50,00000ttd808irr100,00000ttd1616