634 ฿ 567 ฿ 0 Jan 600 ฿ Feb 634 ฿ Mar 600 ฿ Apr 578 ฿ May 600 ฿ Jun 567 ฿ Jul 567 ฿ Aug 584 ฿ Sep 567 ฿ Oct 589 ฿ Nov 582 ฿ Dec 579 ฿