Bangkok Interbank Offered Rate (BIBOR)* as of December 19, 2007 11.00 a.m. Tenor Last (19/12/07) Change Previous (18/12/07) O/N 3.27000 -0.00125 3.27125 1 Week 3.34969 +0.00000 3.34969 1 Month 3.79625 +0.01766 3.77859 2 Month 3.89813 +0.00907 3.88906 3 Month 3.93063 +0.00719 3.92344 6 Month 3.96219 +0.00875 3.95344 9 Month 4.01875 +0.00500 4.01375 1 Year 4.06641 +0.00828 4.05813 * 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.