Bangkok Interbank Offered Rate (BIBOR)* as of December 25, 2007 11.00 a.m. Tenor Last (25/12/07) Change Previous (21/12/07) O/N 3.27000 +0.00000 3.27000 1 Week 3.36406 -0.00516 3.36922 1 Month 3.79750 -0.01500 3.81250 2 Month 3.89406 -0.00907 3.90313 3 Month 3.93813 +0.00016 3.93797 6 Month 3.96969 +0.00125 3.96844 9 Month 4.02250 -0.00125 4.02375 1 Year 4.07641 +0.00125 4.07516 * BIBOR is the average of the borrowing rates quoted by predetermined banks. The average rate is derived by eliminating the top and bottom quartiles of the quotes and arithmetic-averaging the remaining rates for the day. BIBOR is a reference rate which is fixed at 11.00 a.m. of each working day and published by BOT at 11.15 a.m.