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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2008	5.094	5.196	5.068	5.180	35,562	+0.16(+3.19%)
Dec 30, 2008	4.977	5.073	4.977	5.020	63,078	+0.10(+2.06%)
Dec 29, 2008	4.956	5.052	4.908	4.918	53,718	-0.05(-0.97%)
Dec 26, 2008	4.844	4.966	4.822	4.966	34,602	+0.17(+3.44%)
Dec 24, 2008	4.854	4.860	4.764	4.801	72,362	-0.02(-0.44%)
Dec 23, 2008	4.721	4.854	4.721	4.822	79,523	-0.03(-0.66%)
Dec 22, 2008	4.753	4.860	4.753	4.854	32,915	+0.16(+3.41%)
Dec 19, 2008	4.667	4.801	4.561	4.694	64,349	+0.17(+3.65%)
Dec 18, 2008	4.374	4.609	4.289	4.529	98,343	+0.20(+4.69%)
Dec 17, 2008	4.107	4.358	4.091	4.326	91,825	+0.25(+6.01%)
Dec 16, 2008	4.326	4.395	3.926	4.081	327,178	-0.25(-5.67%)
Dec 15, 2008	4.523	4.523	4.326	4.326	27,370	-0.19(-4.14%)
Dec 12, 2008	4.321	4.566	4.299	4.513	27,469	+0.14(+3.17%)
Dec 11, 2008	4.363	4.470	4.342	4.374	39,180	-0.18(-3.87%)
Dec 10, 2008	4.395	4.603	4.363	4.550	113,123	+0.03(+0.71%)
Dec 09, 2008	4.625	4.630	4.497	4.518	35,605	-0.10(-2.08%)
Dec 08, 2008	4.587	4.641	4.459	4.614	36,368	+0.00(+0.00%)
Dec 05, 2008	4.646	4.657	4.565	4.614	14,997	-0.11(-2.26%)
Dec 04, 2008	4.662	4.801	4.625	4.721	47,804	-0.12(-2.43%)
Dec 03, 2008	4.849	4.902	4.828	4.838	26,076	+0.00(+0.00%)
Dec 02, 2008	4.934	4.934	4.806	4.838	41,589	-0.13(-2.58%)