【02月19日芝加哥商业交易所（CME）黄金、白银、铜成交量及未平仓数据】1. 黄金期货成交量为180523手，较上个交易日减少60357手。未平仓合约为525078手，较上个交易日增加2748手。2. 白银期货成交量为75496手，较上个交易日减少15055手。未平仓合约为170684手，较上个交易日增加577手。3. 铜期货成交量为72921手，较上个交易日减少57937手。未平仓合约为237422手，较上个交易日减少909手。
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