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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	7.265	7.288	7.265	7.276	31,050	+0.01(+0.08%)
Jan 28, 2011	7.276	7.293	7.248	7.271	21,878	-0.02(-0.23%)
Jan 27, 2011	7.305	7.316	7.265	7.288	31,539	-0.02(-0.23%)
Jan 26, 2011	7.265	7.345	7.265	7.305	45,307	+0.06(+0.79%)
Jan 25, 2011	7.253	7.282	7.225	7.248	48,768	-0.02(-0.24%)
Jan 24, 2011	7.145	7.265	7.145	7.265	51,174	+0.11(+1.59%)
Jan 21, 2011	7.082	7.191	7.082	7.151	91,949	+0.07(+0.97%)
Jan 20, 2011	6.969	7.082	6.969	7.082	37,770	+0.13(+1.89%)
Jan 19, 2011	6.894	6.974	6.894	6.951	70,697	+0.01(+0.08%)
Jan 18, 2011	6.855	6.963	6.786	6.946	71,617	+0.08(+1.21%)
Jan 14, 2011	7.094	7.094	6.815	6.863	135,149	-0.26(-3.65%)
Jan 13, 2011	7.225	7.225	7.077	7.122	62,066	-0.11(-1.57%)
Jan 12, 2011	7.345	7.345	7.179	7.236	46,831	-0.10(-1.36%)
Jan 11, 2011	7.342	7.342	7.319	7.336	13,837	+0.00(+0.00%)
Jan 10, 2011	7.404	7.421	7.336	7.336	29,948	-0.08(-1.07%)
Jan 07, 2011	7.421	7.421	7.382	7.416	19,800	+0.00(+0.00%)
Jan 06, 2011	7.416	7.427	7.416	7.416	10,769	+0.02(+0.23%)
Jan 05, 2011	7.421	7.444	7.399	7.399	23,826	-0.04(-0.53%)
Jan 04, 2011	7.444	7.478	7.416	7.438	26,318	+0.00(+0.00%)