1 878 ฿ 1 632 ฿ 0 Jan 1 755 ฿ Feb 1 755 ฿ Mar 1 755 ฿ Apr 1 725 ฿ May 1 632 ฿ Jun 1 760 ฿ Jul 1 780 ฿ Aug 1 785 ฿ Sep 1 786 ฿ Oct 1 878 ฿ Nov 1 878 ฿ Dec 1 786 ฿