Bangkok Interbank Offered Rate (BIBOR)* as of October 31, 2007 11.00 a.m. Tenor Last (31/10/07) Change Previous (30/10/07) O/N 3.27250 +0.00375 3.26875 1 Week 3.38125 +0.00000 3.38125 1 Month 3.49500 +0.00625 3.48875 2 Month 3.53500 +0.00078 3.53422 3 Month 3.57734 +0.00000 3.57734 6 Month 3.63922 +0.00000 3.63922 9 Month 3.68953 +0.00000 3.68953 1 Year 3.72438 +0.00047 3.72391 * 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.