Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2010	24.18	24.50	23.97	23.98	22,974,570	-0.14(-0.60%)
Apr 29, 2010	23.94	24.37	23.94	24.12	26,658,096	+0.47(+2.00%)
Apr 28, 2010	23.61	23.81	23.40	23.65	24,665,836	+0.05(+0.23%)
Apr 27, 2010	23.85	24.28	23.55	23.60	6,175	-0.36(-1.49%)
Apr 26, 2010	24.35	24.61	23.88	23.95	38,863,712	-0.31(-1.30%)
Apr 23, 2010	23.16	24.47	22.95	24.27	60,404,212	+1.16(+5.00%)
Apr 22, 2010	23.66	23.71	23.10	23.11	55,864,920	-0.66(-2.79%)
Apr 21, 2010	23.77	24.76	23.75	23.77	218,868	-0.90(-3.66%)
Apr 20, 2010	24.67	24.91	24.55	24.68	14,835,358	+0.11(+0.45%)
Apr 19, 2010	24.42	24.62	24.15	24.57	18,332,992	+0.13(+0.53%)
Apr 16, 2010	24.63	24.75	24.20	24.44	30,090,922	-0.23(-0.92%)
Apr 15, 2010	24.79	24.98	24.61	24.66	30,356,942	-0.12(-0.47%)
Apr 14, 2010	25.14	25.14	24.64	24.78	29,189,072	-0.34(-1.34%)
Apr 13, 2010	25.11	25.27	25.03	25.11	17,421,074	-0.10(-0.41%)
Apr 12, 2010	25.29	25.38	25.18	25.22	15,583,186	-0.08(-0.32%)
Apr 09, 2010	25.18	25.49	25.17	25.30	14,714,598	+0.13(+0.52%)
Apr 08, 2010	25.21	25.33	25.06	25.17	17,939,868	-0.01(-0.03%)
Apr 07, 2010	25.58	25.60	25.02	25.18	26,876,276	-0.31(-1.23%)
Apr 06, 2010	25.68	25.68	25.44	25.49	17,937,226	-0.24(-0.93%)
Apr 05, 2010	25.96	25.98	25.54	25.73	15,291,616	-0.08(-0.29%)