972 ฿ 859 ฿ 0 Jan 881 ฿ Feb 972 ฿ Mar 881 ฿ Apr 972 ฿ May 877 ฿ Jun 875 ฿ Jul 882 ฿ Aug 859 ฿ Sep 860 ฿ Oct 881 ฿ Nov 881 ฿ Dec 881 ฿