⇣ irrimp ⇣irr100imp000irr500imp00001irr1000imp00002irr2000imp00004irr5000imp00009irr10000imp00019⇣ irrimp ⇣irr1,00000imp00187irr5,00000imp00936irr10,00000imp01872irr25,00000imp04680irr50,00000imp09360irr100,00000imp187