1 909 ฿ 1 690 ฿ 0 Jan 1 909 ฿ Feb 1 817 ฿ Mar 1 817 ฿ Apr 1 817 ฿ May 1 709 ฿ Jun 1 708 ฿ Jul 1 703 ฿ Aug 1 690 ฿ Sep 1 704 ฿ Oct 1 704 ฿ Nov 1 702 ฿ Dec 1 720 ฿