1 170 ฿ 1 139 ฿ 0 Jan 1 170 ฿ Feb 1 139 ฿ Mar 1 139 ฿ Apr 1 170 ฿ May 1 153 ฿ Jun 1 163 ฿ Jul 1 163 ฿ Aug 1 170 ฿ Sep 1 139 ฿ Oct 1 139 ฿ Nov 1 139 ฿ Dec 1 139 ฿