东京工业品交易所白银期货主力合约收报55.4日圆/克，较上一交易日下跌0.6圆/克。              
以下是TOCOM 3月19日白银期货行情:                                                         
合约      昨收    开盘    最高    最低    收盘    涨跌   成交量                          
18/04月   56.2    55.4    55.4    55.4    55.4    -0.8    1                              
18/05月   56.6    55.9    55.9    55.9    55.9    -0.7    1                              
18/06月   56.6    -       -       -       -       0       -                              
18/10月   55.9    55.1    55.1    55.1    55.1    -0.8    2                              
18/12月   55.8    55.6    55.6    55.1    55.1    -0.7    18                             
19/02月   56      56      56      55.3    55.4    -0.6    83                             
合计                                                      105                            
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。