⇣ irrbob ⇣irr100bob00002irr500bob00008irr1000bob00016irr2000bob00033irr5000bob00082irr10000bob00164⇣ irrbob ⇣irr1,00000bob01644irr5,00000bob08219irr10,00000bob164irr25,00000bob411irr50,00000bob822irr100,00000bob1644