BMA-PGBI Closing Bell

Yields on the BMA-PGBI increased and its value decreased by 0.04% to close at 100.4994. The yields to maturity by 1 basis point in the short tenors, by 1-5 basis points in the medium tenors and 1-2 basis points in the long tenors. The increases in yields resulted in the value of the BMA-PGBI.

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Index Statistics             27-December-2005   26-December-2005          Change

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BMA-PGBI         (Index Value)     100.4994         100.5436   -0.0441  (-0.04%)

Principal Return (Index Value)      83.8186          83.8909   -0.0723  (-0.09%)

Interest Return   %                   19.90%           19.85%   0.0005   (0.26%)

Average Coupon    %                 10.5725          10.5727   -0.0003   (0.00%)

Average Maturity  %                  5.8759           5.8793   -0.0034  (-0.06%)

Average Yield     %                  9.2280           9.2102    0.0178   (0.19%)

Average Duration        Value        4.1124           4.1168   -0.0043  (-0.11%)

Average Convexity       Value       27.2192          27.2359   -0.0168  (-0.06%)

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