日付	電気銅(円/kg)	銅スクラップ(円/kg)
R7/5/27	1,420	1,315
R7/5/26	1,420	1,315
R7/5/23	1,420	1,315
R7/5/22	1,430	1,323
R7/5/21	1,430	1,323
R7/5/20	1,430	1,323
R7/5/19	1,470	1,355
R7/5/16	1,470	1,355
R7/5/15	1,470	1,355
R7/5/14	1,430	1,323