⇣ irrbob ⇣irr100bob00002irr500bob00008irr1000bob00017irr2000bob00033irr5000bob00083irr10000bob00165⇣ irrbob ⇣irr1,00000bob01652irr5,00000bob08262irr10,00000bob165irr25,00000bob413irr50,00000bob826irr100,00000bob1652