Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	25.88	26.06	25.63	25.86	19,547,864	+0.12(+0.48%)
May 30, 2012	25.74	25.91	25.66	25.74	14,049,898	-0.13(-0.51%)
May 29, 2012	25.94	25.98	25.76	25.87	12,777,195	+0.03(+0.11%)
May 25, 2012	25.85	25.98	25.72	25.84	9,580,264	-0.03(-0.13%)
May 24, 2012	25.74	25.92	25.65	25.87	12,572,721	+0.18(+0.70%)
May 23, 2012	25.78	25.89	25.47	25.69	16,329,446	-0.08(-0.32%)
May 22, 2012	25.91	25.97	25.70	25.78	17,914,684	-0.10(-0.37%)
May 21, 2012	25.96	26.07	25.84	25.87	13,515,156	-0.15(-0.58%)
May 18, 2012	26.29	26.29	25.89	26.03	27,161,874	-0.14(-0.55%)
May 17, 2012	26.29	26.46	26.15	26.17	20,208,452	-0.14(-0.52%)
May 16, 2012	26.12	26.39	25.99	26.31	22,335,418	+0.34(+1.30%)
May 15, 2012	26.20	26.29	25.86	25.97	15,480,874	-0.33(-1.27%)
May 14, 2012	26.05	26.42	25.95	26.30	23,647,826	+0.13(+0.51%)
May 11, 2012	26.29	26.38	26.11	26.17	17,600,532	-0.25(-0.94%)
May 10, 2012	26.36	26.58	26.32	26.42	13,736,845	+0.21(+0.79%)
May 09, 2012	26.38	26.49	26.21	26.21	17,389,506	-0.37(-1.40%)
May 08, 2012	26.51	26.60	26.34	26.58	12,736,165	+0.06(+0.23%)
May 07, 2012	26.50	26.71	26.49	26.52	16,819,046	-0.21(-0.77%)
May 04, 2012	26.91	26.91	26.57	26.73	17,340,444	-0.23(-0.84%)
May 03, 2012	27.05	27.10	26.88	26.95	15,360,755	-0.08(-0.31%)
May 02, 2012	27.06	27.13	26.90	27.04	16,757,612	-0.05(-0.20%)