Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	22.05	22.33	22.04	22.30	24,339,634	+0.26(+1.18%)
Feb 25, 2011	21.95	22.09	21.91	22.04	13,106,988	+0.11(+0.50%)
Feb 24, 2011	21.96	22.02	21.81	21.93	20,374,314	-0.04(-0.19%)
Feb 23, 2011	22.26	22.33	21.94	21.97	24,503,760	-0.17(-0.77%)
Feb 22, 2011	22.42	22.46	22.09	22.14	25,937,094	-0.35(-1.55%)
Feb 18, 2011	22.63	22.74	22.46	22.49	24,876,460	-0.17(-0.76%)
Feb 17, 2011	22.57	22.70	22.39	22.66	15,993,525	+0.10(+0.42%)
Feb 16, 2011	22.42	22.72	22.37	22.57	20,578,476	+0.12(+0.52%)
Feb 15, 2011	22.46	22.47	22.35	22.45	24,758,306	-0.02(-0.09%)
Feb 14, 2011	22.57	22.61	22.42	22.47	18,142,772	-0.17(-0.76%)
Feb 11, 2011	22.57	22.68	22.50	22.64	15,608,612	+0.08(+0.36%)
Feb 10, 2011	22.68	22.69	22.52	22.56	15,827,361	-0.10(-0.42%)
Feb 09, 2011	22.75	22.79	22.54	22.66	20,670,874	-0.12(-0.54%)
Feb 08, 2011	22.70	22.80	22.63	22.78	17,343,728	+0.18(+0.82%)
Feb 07, 2011	22.55	22.61	22.42	22.59	21,160,436	+0.08(+0.33%)
Feb 04, 2011	22.52	22.68	22.44	22.52	36,913,468	-0.08(-0.36%)
Feb 03, 2011	22.59	22.65	22.26	22.60	58,777,360	-0.55(-2.40%)
Feb 02, 2011	23.21	23.30	23.00	23.15	20,153,928	-0.12(-0.53%)