The trade volume of Turkey's spot natural gas market decreased by 39.8% to 5.6 million Turkish liras on Monday, Turkey's Energy Exchange Istanbul (EXIST) data showed on Tuesday.
Total trade on Sunday amounted to 9.3 million liras.
On Monday's spot market, 1,000 cubic meters of natural gas cost 2,181 liras, while the cumulative natural gas trade volume amounted to 2.58 million cubic meters.
Turkey received 139.4 million cubic meters of pipeline gas on Monday.
US$1 equals 8.43 Turkish liras at 1127 GMT on Tuesday.
By Sibel Morrow