⇣ irrron ⇣irr100ron00001irr500ron00005irr1000ron00011irr2000ron00022irr5000ron00054irr10000ron00108⇣ irrron ⇣irr1,00000ron01081irr5,00000ron05403irr10,00000ron108irr25,00000ron270irr50,00000ron540irr100,00000ron1081