金属 库存总量 注销仓单 注销占百分比 铜 566,925 297,350 52.45% 铝 5,440,275 2,042,400 37.54% 铅 189,600 90,275 47.61% 锌 1,028,625 599,800 58.31% 锡 13,965 4,090 29.29% 镍 209,346 38,01728 18.52%