(单位:美元/盎司)合约开盘价最高价最低价收盘价涨跌成交量持仓量6月/2011(SLNM)35.19535.80535.19535.7390.18610107月/2011(SLNN)35.55035.92034.92535.7480.18951381379258月/2011(SLNQ)35.58035.87534.98535.7540.187159929月/2011(SLNU)35.60535.90534.94035.7590.187136373089512月/2011(SLNZ)35.58535.92535.00035.7720.1871783227731月/2012(SLNF)35.30035.30035.30035.7690.18721443月/2012(SLNH)35.55035.55035.55035.7460.187143355月/2012(SLNK)35.06535.06535.06535.7170.187-1300