⇣ irrttd ⇣irr100ttd00002irr500ttd00008irr1000ttd00016irr2000ttd00032irr5000ttd00081irr10000ttd00162⇣ irrttd ⇣irr1,00000ttd01615irr5,00000ttd08076irr10,00000ttd162irr25,00000ttd404irr50,00000ttd808irr100,00000ttd1615