BMA-PGBI Closing Bell

Yields on the BMA-PGBI remained stable and its value increased by 0.02% to close at 98.3015. Yields increased by approximately 1 to 2 basis points among the short tenors while they decreased by approximately 1 basis point among the medium tenors. These two movements, combined with interest rate return, resulted in the increase in value.

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Index Statistics                9-Sept-05     8-Sept-05       Change

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BMA-PGBI          (Index Value)  98.3015  98.2799   0.0216   (0.02%)

Principal Return  (Index Value)  83.8118  83.8102   0.0017   (0.00%)

Interest Return    %              17.29%   17.26%   0.0002   (0.14%)

Average Coupon     %             10.4755  10.4758  -0.0002   (0.00%)

Average Maturity   %              5.9258   5.9282  -0.0025  (-0.04%)

Average Yield      %              9.2373   9.2366   0.0007   (0.01%)

Average Duration         Value    4.1142   4.1165  -0.0023  (-0.06%)

Average Convexity        Value   27.7965  27.7931   0.0034   (0.01%)

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