Bangkok Interbank Offered Rate (BIBOR)* as of December 4, 2007 11.00 a.m. Tenor Last (4/12/07) Change Previous (3/12/07) O/N 3.27375 +0.00000 3.27375 1 Week 3.37688 -0.01640 3.39328 1 Month 3.61594 +0.03766 3.57828 2 Month 3.72328 +0.02890 3.69438 3 Month 3.80203 +0.04515 3.75688 6 Month 3.84953 +0.03640 3.81313 9 Month 3.92906 +0.03890 3.89016 1 Year 3.96922 +0.03375 3.93547 * 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.