BlackRock MuniYield Quality Fund, Inc. (NY: MQY )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2009	5.438	5.510	5.416	5.510	132,337	+0.06(+1.15%)
Apr 29, 2009	5.527	5.536	5.380	5.447	194,666	-0.07(-1.29%)
Apr 28, 2009	5.536	5.550	5.504	5.519	63,436	-0.01(-0.16%)
Apr 27, 2009	5.519	5.594	5.478	5.527	156,145	-0.06(-1.04%)
Apr 24, 2009	5.559	5.688	5.554	5.585	142,225	+0.01(+0.24%)
Apr 23, 2009	5.496	5.612	5.463	5.572	92,682	+0.12(+2.13%)
Apr 22, 2009	5.443	5.532	5.410	5.456	117,664	+0.03(+0.58%)
Apr 21, 2009	5.300	5.443	5.300	5.425	83,551	+0.07(+1.33%)
Apr 20, 2009	5.322	5.357	5.295	5.353	124,245	+0.02(+0.33%)
Apr 17, 2009	5.291	5.335	5.286	5.335	66,632	+0.06(+1.10%)
Apr 16, 2009	5.242	5.286	5.219	5.277	125,915	+0.05(+0.94%)
Apr 15, 2009	5.197	5.228	5.157	5.228	133,869	+0.04(+0.86%)
Apr 14, 2009	5.139	5.203	5.135	5.184	58,716	-0.01(-0.26%)
Apr 13, 2009	5.224	5.228	5.170	5.197	67,803	-0.08(-1.61%)
Apr 09, 2009	5.264	5.300	5.264	5.282	66,623	+0.04(+0.68%)
Apr 08, 2009	5.268	5.268	5.224	5.246	134,178	+0.00(+0.00%)
Apr 07, 2009	5.291	5.291	5.237	5.246	74,249	-0.04(-0.84%)
Apr 06, 2009	5.309	5.309	5.224	5.291	50,736	+0.01(+0.11%)
Apr 03, 2009	5.286	5.318	5.228	5.285	103,493	-0.02(-0.36%)
Apr 02, 2009	5.219	5.318	5.180	5.304	156,224	+0.13(+2.59%)
Apr 01, 2009	5.112	5.188	5.076	5.170	103,793	+0.06(+1.14%)
Mar 31, 2009	5.059	5.117	5.050	5.112	79,203	+0.05(+1.06%)
Mar 30, 2009	5.161	5.161	5.001	5.059	184,599	-0.06(-1.13%)
Mar 26, 2009	5.112	5.152	5.081	5.117	105,532	+0.05(+1.06%)
Mar 25, 2009	5.005	5.085	5.005	5.063	75,461	+0.01(+0.27%)
Mar 24, 2009	5.103	5.103	4.987	5.050	139,878	-0.02(-0.44%)
Mar 23, 2009	5.072	5.072	5.051	5.072	69,895	+0.03(+0.62%)
Mar 20, 2009	4.996	5.045	4.978	5.041	104,922	+0.07(+1.35%)
Mar 19, 2009	4.951	5.015	4.911	4.974	246,922	+0.03(+0.54%)
Mar 18, 2009	4.938	4.947	4.902	4.947	421,088	+0.01(+0.27%)
Mar 17, 2009	4.956	4.956	4.893	4.934	154,183	+0.02(+0.36%)
Mar 16, 2009	4.925	4.956	4.907	4.916	112,459	-0.01(-0.18%)
Mar 13, 2009	4.925	4.983	4.916	4.925	0	+0.00(+0.00%)
Mar 12, 2009	4.858	4.974	4.858	4.925	369,818	-0.00(-0.09%)
Mar 11, 2009	5.001	5.001	4.893	4.929	274,665	+0.01(+0.18%)
Mar 10, 2009	4.885	5.036	4.871	4.920	160,219	+0.07(+1.47%)
Mar 09, 2009	4.978	4.978	4.818	4.849	487,078	-0.11(-2.25%)
Mar 06, 2009	4.929	5.010	4.876	4.960	0	+0.00(+0.09%)
Mar 05, 2009	5.045	5.045	4.889	4.956	213,742	-0.10(-2.03%)
Mar 04, 2009	4.943	5.103	4.943	5.059	117,268	+0.06(+1.16%)
Mar 02, 2009	5.112	5.126	4.934	5.001	344,646	-0.13(-2.52%)
Feb 27, 2009	5.085	5.175	5.081	5.130	0	+0.02(+0.35%)
Feb 26, 2009	5.112	5.215	5.099	5.112	61,861	+0.02(+0.44%)
Feb 25, 2009	5.045	5.126	4.943	5.090	132,068	+0.10(+1.97%)
Feb 24, 2009	4.648	4.992	4.536	4.992	199,148	+0.30(+6.48%)
Feb 23, 2009	4.902	4.996	4.675	4.688	193,706	-0.26(-5.32%)
Feb 20, 2009	5.121	5.126	4.737	4.951	152,230	-0.17(-3.23%)
Feb 19, 2009	5.130	5.157	5.076	5.117	78,518	-0.06(-1.12%)
Feb 18, 2009	5.273	5.322	5.161	5.175	82,041	-0.15(-2.77%)
Feb 17, 2009	5.452	5.452	5.179	5.322	118,587	-0.17(-3.09%)
Feb 13, 2009	5.452	5.514	5.425	5.492	95,394	+0.01(+0.24%)
Feb 12, 2009	5.545	5.545	5.447	5.478	84,606	-0.13(-2.23%)
Feb 11, 2009	5.501	5.719	5.469	5.603	50,223	+0.06(+1.05%)
Feb 10, 2009	5.492	5.679	5.474	5.545	99,578	-0.03(-0.48%)
Feb 09, 2009	5.496	5.572	5.465	5.572	81,916	-0.03(-0.48%)
Feb 06, 2009	5.559	5.599	5.514	5.599	92,378	-0.01(-0.24%)
Feb 05, 2009	5.438	5.621	5.402	5.612	133,398	+0.18(+3.37%)
Feb 04, 2009	5.380	5.483	5.371	5.429	165,176	+0.05(+0.91%)
Feb 03, 2009	5.291	5.420	5.291	5.380	106,546	+0.06(+1.18%)