BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2003	7.219	7.219	7.199	7.219	45,961	+0.04(+0.49%)
Dec 30, 2003	7.148	7.183	7.148	7.183	105,336	-0.04(-0.56%)
Dec 29, 2003	7.244	7.244	7.224	7.224	28,010	-0.02(-0.21%)
Dec 26, 2003	7.239	7.239	7.224	7.239	5,325	+0.01(+0.07%)
Dec 24, 2003	7.209	7.234	7.209	7.234	14,202	+0.01(+0.14%)
Dec 23, 2003	7.239	7.239	7.199	7.224	39,057	-0.02(-0.28%)
Dec 22, 2003	7.249	7.249	7.209	7.244	15,977	-0.01(-0.07%)
Dec 19, 2003	7.244	7.249	7.234	7.249	21,698	+0.02(+0.21%)
Dec 18, 2003	7.199	7.249	7.199	7.234	16,964	+0.06(+0.85%)
Dec 17, 2003	7.239	7.239	7.163	7.173	32,942	-0.03(-0.42%)
Dec 16, 2003	7.183	7.209	7.183	7.204	24,262	+0.04(+0.57%)
Dec 15, 2003	7.214	7.214	7.158	7.163	43,396	-0.07(-0.98%)
Dec 12, 2003	7.239	7.270	7.229	7.234	43,594	+0.00(+0.00%)
Dec 11, 2003	7.244	7.244	7.199	7.234	55,824	-0.01(-0.14%)
Dec 10, 2003	7.224	7.249	7.209	7.244	109,084	+0.05(+0.70%)
Dec 09, 2003	7.189	7.199	7.189	7.194	44,975	+0.02(+0.28%)
Dec 08, 2003	7.173	7.199	7.163	7.173	44,777	+0.00(+0.00%)
Dec 05, 2003	7.163	7.183	7.143	7.173	27,813	+0.03(+0.43%)
Dec 04, 2003	7.092	7.143	7.092	7.143	15,386	+0.05(+0.71%)
Dec 03, 2003	7.077	7.092	7.052	7.092	33,731	+0.05(+0.72%)
Dec 02, 2003	7.047	7.047	7.042	7.042	36,887	-0.04(-0.57%)