The trade volume on Turkey's spot natural gas market decreased by 25.8% to 8.14 million Turkish liras on Sunday, Turkey's Energy Exchange Istanbul (EXIST) data showed on Monday.
Total trade on Saturday amounted to 10.98 liras.
On Sunday's spot market, 1,000 cubic meters of natural gas cost 4,588 liras, while the cumulative natural gas trade volume amounted to around 1.77 million cubic meters.
Turkey received 128.48 million cubic meters of pipeline gas on Sunday.
US$1 equals 9.73 Turkish liras at 1137 GMT on Monday.
By Sibel Morrow