Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	25.87	26.04	25.62	25.85	19,557,120	+0.12(+0.48%)
May 30, 2012	25.72	25.90	25.65	25.72	14,056,551	-0.13(-0.51%)
May 29, 2012	25.92	25.96	25.74	25.85	12,783,246	+0.03(+0.11%)
May 25, 2012	25.84	25.96	25.70	25.83	9,584,801	-0.03(-0.13%)
May 24, 2012	25.72	25.91	25.64	25.86	12,578,675	+0.18(+0.70%)
May 23, 2012	25.77	25.88	25.46	25.68	16,337,179	-0.08(-0.32%)
May 22, 2012	25.90	25.96	25.69	25.77	17,923,168	-0.10(-0.37%)
May 21, 2012	25.95	26.06	25.83	25.86	13,521,556	-0.15(-0.58%)
May 18, 2012	26.27	26.28	25.88	26.01	27,174,736	-0.14(-0.55%)
May 17, 2012	26.28	26.45	26.14	26.16	20,218,020	-0.14(-0.52%)
May 16, 2012	26.11	26.38	25.98	26.29	22,345,994	+0.34(+1.30%)
May 15, 2012	26.19	26.27	25.85	25.96	15,488,204	-0.33(-1.27%)
May 14, 2012	26.03	26.40	25.94	26.29	23,659,024	+0.13(+0.51%)
May 11, 2012	26.27	26.37	26.10	26.16	17,608,866	-0.25(-0.94%)
May 10, 2012	26.34	26.56	26.31	26.40	13,743,349	+0.21(+0.79%)
May 09, 2012	26.37	26.47	26.20	26.20	17,397,740	-0.37(-1.40%)
May 08, 2012	26.49	26.59	26.33	26.57	12,742,196	+0.06(+0.23%)
May 07, 2012	26.49	26.69	26.48	26.51	16,827,010	-0.21(-0.77%)
May 04, 2012	26.90	26.90	26.56	26.71	17,348,654	-0.23(-0.84%)
May 03, 2012	27.04	27.09	26.87	26.94	15,368,028	-0.08(-0.31%)
May 02, 2012	27.04	27.12	26.88	27.02	16,765,547	-0.05(-0.20%)