Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	22.04	22.32	22.03	22.29	24,351,160	+0.26(+1.18%)
Feb 25, 2011	21.94	22.08	21.90	22.03	13,113,195	+0.11(+0.50%)
Feb 24, 2011	21.95	22.01	21.80	21.92	20,383,964	-0.04(-0.19%)
Feb 23, 2011	22.25	22.32	21.93	21.96	24,515,364	-0.17(-0.77%)
Feb 22, 2011	22.41	22.45	22.08	22.13	25,949,378	-0.35(-1.55%)
Feb 18, 2011	22.62	22.73	22.45	22.48	24,888,240	-0.17(-0.75%)
Feb 17, 2011	22.56	22.69	22.38	22.65	16,001,099	+0.10(+0.42%)
Feb 16, 2011	22.40	22.71	22.36	22.56	20,588,222	+0.12(+0.52%)
Feb 15, 2011	22.45	22.46	22.34	22.44	24,770,030	-0.02(-0.09%)
Feb 14, 2011	22.56	22.60	22.41	22.46	18,151,364	-0.17(-0.76%)
Feb 11, 2011	22.56	22.67	22.49	22.63	15,616,003	+0.08(+0.36%)
Feb 10, 2011	22.66	22.68	22.51	22.55	15,834,856	-0.10(-0.42%)
Feb 09, 2011	22.74	22.78	22.53	22.64	20,680,664	-0.12(-0.54%)
Feb 08, 2011	22.69	22.79	22.62	22.77	17,351,940	+0.18(+0.82%)
Feb 07, 2011	22.54	22.60	22.40	22.58	21,170,456	+0.08(+0.33%)
Feb 04, 2011	22.51	22.66	22.43	22.51	36,930,948	-0.08(-0.36%)
Feb 03, 2011	22.58	22.64	22.25	22.59	58,805,192	-0.55(-2.40%)
Feb 02, 2011	23.20	23.29	22.99	23.14	20,163,472	-0.12(-0.53%)
Feb 01, 2011	22.82	23.29	22.51	23.27	31,280,302	+0.57(+2.50%)
Jan 31, 2011	22.78	22.79	22.63	22.70	20,687,304	+0.07(+0.30%)
Jan 28, 2011	22.92	22.95	22.58	22.63	23,588,720	-0.12(-0.54%)
Jan 27, 2011	22.82	22.88	22.75	22.75	22,614,252	+0.03(+0.15%)
Jan 26, 2011	22.86	23.08	22.71	22.72	38,241,956	-0.11(-0.48%)
Jan 25, 2011	23.11	23.16	22.78	22.83	47,634,252	-0.30(-1.30%)
Jan 24, 2011	23.26	23.26	23.11	23.13	28,697,630	-0.07(-0.29%)
Jan 21, 2011	23.39	23.42	23.18	23.20	30,372,026	-0.10(-0.44%)
Jan 20, 2011	23.13	23.36	23.08	23.30	31,586,426	+0.10(+0.41%)
Jan 19, 2011	23.35	23.37	23.06	23.21	43,477,268	+0.03(+0.12%)
Jan 18, 2011	23.31	23.47	22.91	23.18	86,179,776	-0.25(-1.05%)
Jan 14, 2011	23.70	23.78	23.35	23.42	61,011,128	-0.31(-1.33%)
Jan 13, 2011	24.36	24.48	23.62	23.74	108,567,472	-1.68(-6.62%)
Jan 12, 2011	25.46	25.48	25.27	25.42	18,834,424	+0.14(+0.54%)
Jan 11, 2011	25.48	25.54	25.11	25.29	14,961,741	-0.17(-0.67%)
Jan 10, 2011	25.50	25.74	25.43	25.46	15,674,188	-0.10(-0.40%)
Jan 07, 2011	25.44	25.56	25.22	25.56	18,636,674	+0.38(+1.53%)
Jan 06, 2011	25.02	25.42	25.02	25.17	17,534,654	+0.16(+0.62%)
Jan 05, 2011	24.66	25.03	24.64	25.02	21,218,012	+0.14(+0.58%)
Jan 04, 2011	24.80	24.91	24.53	24.88	20,350,046	-0.18(-0.71%)
Jan 03, 2011	24.83	25.17	24.63	25.05	28,582,074	+0.39(+1.58%)
Dec 31, 2010	24.61	24.81	24.59	24.66	8,026,855	+0.02(+0.08%)
Dec 30, 2010	24.71	24.77	24.62	24.64	7,472,604	-0.14(-0.55%)
Dec 29, 2010	24.81	24.88	24.75	24.78	7,319,059	+0.01(+0.03%)
Dec 28, 2010	24.89	24.94	24.70	24.77	7,922,853	-0.02(-0.08%)
Dec 27, 2010	24.73	24.88	24.67	24.79	6,341,639	-0.04(-0.17%)
Dec 23, 2010	24.81	25.03	24.79	24.83	10,588,105	+0.05(+0.19%)
Dec 22, 2010	24.79	24.90	24.70	24.79	12,609,629	+0.03(+0.11%)
Dec 21, 2010	25.09	25.11	24.75	24.76	14,553,810	-0.22(-0.88%)
Dec 20, 2010	25.09	25.09	24.89	24.98	15,647,735	+0.01(+0.05%)
Dec 17, 2010	25.07	25.18	24.72	24.96	27,377,464	-0.25(-0.98%)
Dec 16, 2010	25.04	25.24	24.91	25.21	14,612,210	+0.12(+0.49%)
Dec 15, 2010	24.91	25.31	24.91	25.09	22,259,818	+0.08(+0.30%)
Dec 14, 2010	24.77	25.16	24.71	25.01	24,071,284	+0.31(+1.25%)
Dec 13, 2010	24.53	24.79	24.43	24.70	27,494,426	+0.08(+0.31%)
Dec 10, 2010	24.43	24.64	24.29	24.63	17,552,954	+0.22(+0.90%)
Dec 09, 2010	24.29	24.41	24.13	24.41	12,885,307	+0.18(+0.76%)
Dec 08, 2010	24.18	24.31	24.09	24.23	12,493,344	+0.02(+0.09%)
Dec 07, 2010	24.27	24.38	24.12	24.20	26,619,016	+0.08(+0.31%)
Dec 06, 2010	24.16	24.19	23.99	24.13	15,583,494	-0.03(-0.11%)
Dec 03, 2010	24.15	24.17	23.96	24.16	15,840,837	+0.05(+0.23%)
Dec 02, 2010	24.06	24.20	23.96	24.10	55,081,904	+0.31(+1.30%)