⇣ irrsrd ⇣irr100srd00008irr500srd00040irr1000srd00080irr2000srd00160irr5000srd004irr10000srd00801⇣ irrsrd ⇣irr1,00000srd08006irr5,00000srd400irr10,00000srd801irr25,00000srd2001irr50,00000srd4003irr100,00000srd8006