472 ฿ 409 ฿ 0 Jan 409 ฿ Feb 437 ฿ Mar 426 ฿ Apr 436 ฿ May 424 ฿ Jun 418 ฿ Jul 441 ฿ Aug 472 ฿ Sep 437 ฿ Oct 409 ฿ Nov 433 ฿ Dec 441 ฿