东京工业品交易所白银期货主力合约收报61.7日圆/克，较上一交易日下跌0.6日圆/克。     
以下是TOCOM 10月23日白银期货行情:                                                 
合约      昨收    开盘    最高    最低    收盘    涨跌   成交量                   
17/10月   61.7    -       -       -       -       0       -                       
17/12月   61.2    -       -       -       -       0       -                       
18/02月   62.3    61.7    61.7    61.7    61.7    -0.6    1                       
18/04月   62.4    -       -       -       -       0       -                       
18/06月   62.3    -       -       -       -       0       -                       
18/08月   62.5    -       -       -       -       0       -                       
合计                                                      1                       
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。