⇣ irrbob ⇣irr100bob00002irr500bob00008irr1000bob00016irr2000bob00033irr5000bob00082irr10000bob00164⇣ irrbob ⇣irr1,00000bob01642irr5,00000bob08210irr10,00000bob164irr25,00000bob410irr50,00000bob821irr100,00000bob1642