Bangkok Interbank Offered Rate (BIBOR)* as of December 26, 2007 11.00 a.m. Tenor Last (26/12/07) Change Previous (25/12/07) O/N 3.26875 -0.00125 3.27000 1 Week 3.36406 +0.00000 3.36406 1 Month 3.80125 +0.00375 3.79750 2 Month 3.88891 -0.00515 3.89406 3 Month 3.93531 -0.00282 3.93813 6 Month 3.96969 +0.00000 3.96969 9 Month 4.02406 +0.00156 4.02250 1 Year 4.07250 -0.00391 4.07641 * 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.