3 725 ฿ 3 450 ฿ 0 Jan 3 510 ฿ Feb 3 492 ฿ Mar 3 492 ฿ Apr 3 625 ฿ May 3 725 ฿ Jun 3 518 ฿ Jul 3 470 ฿ Aug 3 520 ฿ Sep 3 517 ฿ Oct 3 511 ฿ Nov 3 450 ฿ Dec 3 517 ฿