1 517 ฿ 1 447 ฿ 0 Jan 1 484 ฿ Feb 1 481 ฿ Mar 1 508 ฿ Apr 1 472 ฿ May 1 474 ฿ Jun 1 457 ฿ Jul 1 447 ฿ Aug 1 478 ฿ Sep 1 511 ฿ Oct 1 517 ฿ Nov 1 497 ฿ Dec 1 506 ฿