1 848 ฿ 1 509 ฿ 0 Jan 1 848 ฿ Feb 1 848 ฿ Mar 1 848 ฿ Apr 1 848 ฿ May 1 509 ฿ Jun 1 571 ฿ Jul 1 571 ฿ Aug 1 571 ฿ Sep 1 848 ฿ Oct 1 848 ฿ Nov 1 848 ฿ Dec 1 848 ฿