东京工业品交易所白银期货主力合约收报59日圆/克，较上一交易日上涨0.2日圆/克。    
以下是TOCOM 8月4日白银期货行情:                                                  
合约      昨收    开盘    最高    最低    收盘    涨跌   成交量                  
17/08月   59.1    -       -       -       -       0       -                      
17/10月   59.4    -       -       -       -       0       -                      
17/12月   59.5    -       -       -       -       0       -                      
18/02月   59.1    -       -       -       -       0       -                      
18/04月   59.3    -       -       -       -       0       -                      
18/06月   58.8    58.8    59      58.7    59      0.2     12                     
合计                                                      12                     
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。