Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	25.74	25.91	25.49	25.72	19,656,466	+0.12(+0.48%)
May 30, 2012	25.59	25.76	25.52	25.59	14,127,955	-0.13(-0.51%)
May 29, 2012	25.79	25.83	25.61	25.72	12,848,181	+0.03(+0.11%)
May 25, 2012	25.71	25.83	25.57	25.70	9,633,489	-0.03(-0.13%)
May 24, 2012	25.59	25.78	25.51	25.73	12,642,571	+0.18(+0.70%)
May 23, 2012	25.63	25.75	25.33	25.55	16,420,167	-0.08(-0.32%)
May 22, 2012	25.77	25.83	25.56	25.63	18,014,212	-0.10(-0.37%)
May 21, 2012	25.82	25.93	25.70	25.73	13,590,242	-0.15(-0.58%)
May 18, 2012	26.14	26.15	25.75	25.88	27,312,778	-0.14(-0.55%)
May 17, 2012	26.15	26.31	26.00	26.02	20,320,722	-0.14(-0.52%)
May 16, 2012	25.98	26.24	25.85	26.16	22,459,508	+0.34(+1.30%)
May 15, 2012	26.06	26.14	25.72	25.83	15,566,881	-0.33(-1.27%)
May 14, 2012	25.90	26.27	25.81	26.16	23,779,206	+0.13(+0.51%)
May 11, 2012	26.14	26.24	25.97	26.02	17,698,314	-0.25(-0.94%)
May 10, 2012	26.21	26.43	26.18	26.27	13,813,162	+0.21(+0.79%)
May 09, 2012	26.24	26.34	26.07	26.07	17,486,116	-0.37(-1.40%)
May 08, 2012	26.36	26.46	26.20	26.44	12,806,923	+0.06(+0.23%)
May 07, 2012	26.35	26.56	26.35	26.37	16,912,488	-0.21(-0.77%)
May 04, 2012	26.76	26.76	26.42	26.58	17,436,782	-0.23(-0.84%)
May 03, 2012	26.90	26.95	26.73	26.80	15,446,094	-0.08(-0.31%)
May 02, 2012	26.91	26.98	26.75	26.89	16,850,712	-0.05(-0.20%)