东京工业品交易所白银期货主力合约收报57.9日圆/克，较上一交易日下跌0.8圆/克。     
以下是TOCOM 12月15日白银期货行情:                                               
合约      昨收    开盘    最高    最低    收盘    涨跌   成交量                 
17/12月   58.3    58      58      57      57.9    -0.4    8                     
17/02月   58.4    -       -       -       -       0       -                     
18/04月   58.3    -       -       -       -       0       -                     
18/06月   58.5    -       -       -       -       0       -                     
18/08月   58.4    57.7    57.8    57.6    57.6    -0.8    8                     
18/10月   58.7    58.5    58.7    57.8    57.9    -0.8    34                    
合计                                                      50                    
注:1.单位:日圆/克；成交量单位:手。                                              
2.最小价格变动单位日圆/克。