Month 2015 2016 2017 Amount used (Kilowatts / Hour) Cost (Baht) Amount used (Kilowatts / Hour) Cost (Baht) Amount used (Kilowatts / Hour) Cost (Baht) January 449,000 1,432,614.80 468,000 1,723,628.40 521,000 1,911,978.10 February 484,000 1,547,868.40 467,000 1,733,640.50 520,000 1,901,447.60 March 574,000 1,830,917.20 594,000 2,214,545.60 710,000 2,633,342.00 April 517,000 1,639,223.20 508,000 1,857,252.00 580,000 2,116,104.80 May 529,000 1,663,831.60 533,000 1,945,112.30 587,000 2,125,030.10 June 588,000 1,885,438.80 549,000 2,044,071.50 633,000 2,345,539.70 July 564,000 1,813,668.00 483,000 1,761,490.70 597,000 2,176,608.30 August 553,000 1,759,660.00 585,000 2,165,596.90 776,000 2,879,578.20 September 552,000 1,777,030.80 528,000 1,958,828.20 932,000 3,400,394.20 October 518,000 1,647,413.60 595,000 2,158,707.20 711,000 2,593,306.10 November 525,956 1,938,406.84 620,000 2,278,172.00 595,000 2,187,151.30 December 494,000 1,833,080.60 537,000 1,963,531.30 594,000 2,129,214.80 Total 6,347,956 20,769,153.84 6,467,000 23,804,576.60 7,756,000 28,399,695.20 Amount of electricity use in main office buildings from 2015 - 2017 AlthoughtheoperationalperformanceinlinewiththeenergyconservationpolicydidnotenableCAT to save the amount of electricity use compared to previous years, CAT remains committed to conserving energyandrefiningitsenergymanagementguidelinesinanattempttouseenergyefficientlyandsustainably in the future. 97 Sustainable Development Report 2017 CAT Telecom Public Company Limited