BlackRock Municipal Income Investment Quality Trust Fund (NY: BAF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2007	6.961	6.993	6.935	6.972	41,055	+0.07(+1.00%)
Dec 28, 2007	6.849	6.935	6.849	6.903	57,177	+0.04(+0.62%)
Dec 27, 2007	6.828	6.876	6.785	6.860	73,299	-0.01(-0.08%)
Dec 26, 2007	6.780	6.865	6.775	6.865	75,736	+0.06(+0.86%)
Dec 24, 2007	6.775	6.807	6.748	6.807	34,681	+0.05(+0.71%)
Dec 21, 2007	6.812	6.839	6.695	6.759	74,799	-0.07(-1.09%)
Dec 20, 2007	6.865	6.881	6.833	6.833	29,244	-0.03(-0.47%)
Dec 19, 2007	6.871	6.897	6.860	6.865	68,050	-0.01(-0.08%)
Dec 18, 2007	6.849	6.929	6.817	6.871	72,362	+0.04(+0.55%)
Dec 17, 2007	6.855	6.865	6.828	6.833	17,996	-0.05(-0.77%)
Dec 14, 2007	6.822	6.892	6.775	6.887	23,620	+0.06(+0.86%)
Dec 13, 2007	6.892	6.897	6.812	6.828	30,369	-0.11(-1.61%)
Dec 12, 2007	6.967	6.999	6.892	6.940	37,305	-0.06(-0.91%)
Dec 11, 2007	6.983	7.004	6.972	7.004	11,810	+0.02(+0.23%)
Dec 10, 2007	6.967	6.993	6.945	6.988	32,619	+0.02(+0.23%)
Dec 07, 2007	6.967	6.977	6.951	6.972	11,435	+0.01(+0.08%)
Dec 06, 2007	7.004	7.025	6.961	6.967	39,743	-0.06(-0.84%)
Dec 05, 2007	6.977	7.025	6.967	7.025	34,868	+0.00(+0.00%)
Dec 04, 2007	6.972	7.031	6.972	7.025	5,624	+0.04(+0.53%)