4 494 ฿ 4 407 ฿ 0 Jan 4 462 ฿ Feb 4 449 ฿ Mar 4 480 ฿ Apr 4 456 ฿ May 4 447 ฿ Jun 4 490 ฿ Jul 4 476 ฿ Aug 4 407 ฿ Sep 4 494 ฿ Oct 4 482 ฿ Nov 4 450 ฿ Dec 4 456 ฿