⇣ irrnio ⇣irr100nio00009irr500nio00044irr1000nio00088irr2000nio00175irr5000nio00438irr10000nio00876⇣ irrnio ⇣irr1,00000nio08760irr5,00000nio438irr10,00000nio876irr25,00000nio2190irr50,00000nio4380irr100,00000nio8760