⇣ irrttd ⇣irr100ttd00002irr500ttd00008irr1000ttd00016irr2000ttd00032irr5000ttd00081irr10000ttd00161⇣ irrttd ⇣irr1,00000ttd01610irr5,00000ttd08051irr10,00000ttd161irr25,00000ttd403irr50,00000ttd805irr100,00000ttd1610