单位：美元/吨  
    LME期货场外最新价                 LME现货/三个月升贴水 
    铜 7801.0/7820.0                   59.0/55.0     b 
    铝 2545.0/2555.0                   -/-           c 
    铅 1145.0/1150.0                   -11.0/-13.0   c 
    锌 3390.0/3410.0                   -/-           c 
    锡 8250.0/8400.0                   -/-           c 
    镍 25600/25700                     3200.0/2200.0 b 
    c表示升水(到期日价格小于三个月价格)，b表示贴水(到期日价格大于三个月价格)