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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2008	6.988	6.999	6.977	6.999	7,277	+0.01(+0.15%)
Apr 29, 2008	6.983	7.006	6.977	6.988	14,744	-0.02(-0.23%)
Apr 28, 2008	7.057	7.057	6.972	7.004	21,371	-0.04(-0.53%)
Apr 25, 2008	7.052	7.057	7.041	7.041	8,735	+0.00(+0.00%)
Apr 24, 2008	7.084	7.095	7.041	7.041	6,936	-0.05(-0.71%)
Apr 23, 2008	7.041	7.137	7.041	7.091	7,311	+0.03(+0.41%)
Apr 22, 2008	7.052	7.084	7.052	7.063	2,999	+0.03(+0.46%)
Apr 21, 2008	7.089	7.089	7.031	7.031	20,996	-0.07(-0.98%)
Apr 18, 2008	7.057	7.169	7.057	7.100	19,309	+0.05(+0.68%)
Apr 17, 2008	7.041	7.073	6.988	7.052	17,434	+0.01(+0.08%)
Apr 16, 2008	7.015	7.143	7.009	7.047	16,497	+0.06(+0.84%)
Apr 15, 2008	7.020	7.020	6.972	6.988	14,547	-0.07(-0.98%)
Apr 14, 2008	7.095	7.095	7.057	7.057	749	-0.04(-0.60%)
Apr 11, 2008	6.993	7.143	6.993	7.100	16,684	+0.04(+0.60%)
Apr 10, 2008	7.004	7.057	7.004	7.057	10,685	+0.05(+0.76%)
Apr 09, 2008	7.041	7.068	6.956	7.004	20,433	-0.01(-0.15%)
Apr 08, 2008	7.068	7.068	7.015	7.015	9,560	-0.05(-0.75%)
Apr 07, 2008	6.924	7.233	6.924	7.068	57,364	+0.16(+2.32%)
Apr 04, 2008	6.865	6.919	6.865	6.908	15,184	+0.06(+0.94%)
Apr 03, 2008	6.796	6.844	6.796	6.844	8,998	+0.03(+0.39%)
Apr 02, 2008	6.791	6.817	6.769	6.817	16,309	+0.02(+0.24%)