1 509 ฿ 1 186 ฿ 0 Jan 1 355 ฿ Feb 1 509 ฿ Mar 1 509 ฿ Apr 1 447 ฿ May 1 447 ฿ Jun 1 447 ฿ Jul 1 447 ฿ Aug 1 447 ฿ Sep 1 186 ฿ Oct 1 201 ฿ Nov 1 201 ฿ Dec 1 509 ฿