东京工业品交易所橡胶期货主力合约收报212.3日圆/千克，较上一交易日下跌4.2日圆/千克。      
以下是TOCOM 4月18日橡胶期货行情:                                                        
合约      昨收    开盘    最高    最低    收盘    涨跌    成交量                        
17/4月    266     260.3   260.3   247     247     -19     27                            
17/5月    248.2   248.4   251.1   241.1   242.2   -6      99                            
17/6月    234.4   232.8   234.8   226.7   226.7   -7.7    138                           
17/7月    225.9   226.2   227.3   219.4   220     -5.9    316                           
17/8月    221     221.2   222.6   215     216     -5      620                           
17/9月    216.5   217.3   218.8   211.5   212.3   -4.2    4,782                         
合计                                                      5,982                         
注:1.单位:日圆/千克；成交量单位:手。                                                    
2.最小价格变动单位日圆/千克。