Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	25.11	25.21	25.04	25.09	16,929,186	-0.02(-0.08%)
May 23, 2011	24.96	25.17	24.92	25.11	18,516,738	-0.11(-0.43%)
May 20, 2011	25.44	25.51	25.11	25.22	16,647,392	-0.22(-0.86%)
May 19, 2011	25.59	25.62	25.28	25.44	16,706,228	-0.14(-0.53%)
May 18, 2011	25.35	25.60	25.26	25.58	19,077,158	+0.21(+0.83%)
May 17, 2011	25.31	25.41	24.97	25.37	29,969,442	-0.02(-0.08%)
May 16, 2011	25.22	25.56	25.18	25.39	27,545,256	+0.15(+0.59%)
May 13, 2011	25.20	25.39	25.08	25.24	16,928,780	-0.08(-0.32%)
May 12, 2011	24.98	25.37	24.90	25.32	23,388,512	+0.39(+1.56%)
May 11, 2011	25.02	25.15	24.82	24.93	17,477,386	-0.10(-0.38%)
May 10, 2011	24.88	25.04	24.84	25.02	14,114,328	+0.20(+0.80%)
May 09, 2011	24.58	24.90	24.57	24.83	15,772,119	+0.06(+0.25%)
May 06, 2011	24.86	25.01	24.70	24.77	18,788,500	+0.10(+0.39%)
May 05, 2011	24.81	24.94	24.62	24.67	24,233,362	-0.21(-0.85%)
May 04, 2011	24.75	25.01	24.68	24.88	25,583,712	+0.10(+0.41%)
May 03, 2011	24.66	24.94	24.55	24.78	26,038,788	+0.07(+0.28%)
May 02, 2011	24.68	24.73	24.62	24.71	27,031,736	+0.25(+1.00%)
Apr 29, 2011	24.49	24.67	24.25	24.47	27,821,884	+0.12(+0.50%)
Apr 28, 2011	24.26	24.36	24.13	24.34	19,768,204	+0.10(+0.39%)
Apr 27, 2011	23.96	24.32	23.85	24.25	29,959,878	+0.39(+1.63%)
Apr 26, 2011	23.44	23.93	23.41	23.86	31,654,890	+0.50(+2.13%)
Apr 25, 2011	23.15	23.41	23.11	23.36	14,214,042	+0.20(+0.85%)
Apr 21, 2011	23.32	23.34	23.11	23.17	23,267,378	+0.00(+0.00%)
Apr 20, 2011	23.19	23.30	23.11	23.17	20,956,092	+0.20(+0.86%)
Apr 19, 2011	23.10	23.21	22.81	22.97	22,330,634	-0.12(-0.53%)
Apr 18, 2011	23.28	23.34	23.04	23.09	26,147,610	-0.39(-1.68%)
Apr 15, 2011	23.75	23.80	23.45	23.49	54,233,812	+0.44(+1.92%)
Apr 14, 2011	22.69	23.17	22.64	23.04	22,074,140	+0.27(+1.17%)
Apr 13, 2011	22.88	22.90	22.71	22.78	11,479,024	-0.06(-0.27%)
Apr 12, 2011	22.74	22.98	22.72	22.84	21,436,606	-0.02(-0.09%)
Apr 11, 2011	22.92	23.04	22.81	22.86	16,433,008	-0.05(-0.24%)
Apr 08, 2011	22.80	22.94	22.73	22.91	27,022,902	+0.23(+1.02%)
Apr 07, 2011	22.75	22.75	22.50	22.68	18,491,108	-0.01(-0.06%)
Apr 06, 2011	22.65	22.77	22.56	22.70	19,168,266	+0.13(+0.57%)
Apr 05, 2011	22.55	22.62	22.47	22.57	13,598,964	-0.07(-0.33%)
Apr 04, 2011	22.69	22.71	22.60	22.64	16,930,512	+0.14(+0.60%)
Apr 01, 2011	22.49	22.63	22.46	22.51	16,839,850	+0.04(+0.18%)
Mar 31, 2011	22.51	22.72	22.46	22.47	18,547,378	-0.20(-0.87%)
Mar 30, 2011	22.48	22.79	22.47	22.66	25,350,750	+0.35(+1.59%)
Mar 29, 2011	22.11	22.32	22.06	22.31	14,591,744	+0.22(+1.02%)
Mar 28, 2011	22.15	22.22	22.04	22.08	13,316,136	-0.08(-0.37%)
Mar 25, 2011	22.27	22.39	22.15	22.17	15,529,260	-0.10(-0.46%)
Mar 24, 2011	22.34	22.39	22.15	22.27	16,855,308	+0.06(+0.28%)
Mar 23, 2011	22.12	22.23	22.06	22.21	18,095,382	+0.07(+0.31%)
Mar 22, 2011	22.13	22.30	22.09	22.14	24,232,418	+0.10(+0.43%)
Mar 21, 2011	22.14	22.17	21.98	22.04	22,429,388	+0.33(+1.50%)
Mar 18, 2011	21.63	21.76	21.55	21.72	28,650,166	+0.32(+1.50%)
Mar 17, 2011	21.27	21.52	21.21	21.40	20,157,296	+0.25(+1.16%)
Mar 16, 2011	21.64	21.68	21.14	21.15	34,039,980	-0.53(-2.45%)
Mar 15, 2011	21.64	22.04	21.61	21.68	23,790,402	-0.35(-1.61%)
Mar 14, 2011	22.12	22.19	21.95	22.04	20,275,762	-0.24(-1.07%)
Mar 11, 2011	22.08	22.40	22.08	22.28	18,090,290	-0.12(-0.52%)
Mar 10, 2011	22.60	22.64	22.35	22.39	22,534,762	-0.27(-1.17%)
Mar 09, 2011	22.40	22.79	22.40	22.66	20,017,682	+0.22(+0.97%)
Mar 08, 2011	22.45	22.52	22.34	22.44	16,976,038	+0.10(+0.43%)
Mar 07, 2011	22.46	22.50	22.27	22.34	56,673,804	-0.16(-0.70%)
Mar 04, 2011	22.56	22.70	22.35	22.50	57,019,252	+0.06(+0.27%)
Mar 03, 2011	22.23	22.63	22.20	22.44	55,779,464	+0.35(+1.60%)
Mar 02, 2011	22.08	22.25	21.98	22.08	18,256,306	-0.01(-0.03%)