东京工业品交易所铂金期货主力合约收报3,422日圆/克，较上一交易日下跌30日圆/克。      
以下是TOCOM 2月22日铂金期货行情:                                                   
合约      昨收    开盘    最高    最低    收盘    涨跌  成交量                     
18/02月  3,430   3,430   3,434   3,385   3,389   -41     85                        
18/04月  3,456   3,445   3,459   3,423   3,423   -33     11                        
18/06月  3,453   3,456   3,460   3,413   3,424   -29     21                        
18/07月  3,449   3,448   3,449   3,408   3,421   -28     31                        
18/10月  3,450   3,446   3,457   3,404   3,416   -34     1,018                     
18/12月  3,452   3,451   3,460   3,406   3,422   -30     8,990                     
合计                                                     10,156                    
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。