Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	55.29	55.87	55.20	55.84	360,729	+0.62(+1.12%)
Apr 29, 2013	55.06	55.27	54.80	55.22	192,217	+0.44(+0.80%)
Apr 26, 2013	55.03	54.94	54.70	54.78	198,019	-0.16(-0.29%)
Apr 25, 2013	55.11	55.22	54.63	54.94	240,208	-0.25(-0.45%)
Apr 24, 2013	55.13	55.23	54.91	55.19	261,362	+0.19(+0.34%)
Apr 23, 2013	54.95	55.13	54.62	55.00	167,968	+0.28(+0.52%)
Apr 22, 2013	54.83	54.96	54.46	54.72	195,675	-0.14(-0.26%)
Apr 19, 2013	54.10	54.88	54.07	54.86	173,839	+0.81(+1.50%)
Apr 18, 2013	54.15	54.26	53.77	54.05	178,145	-0.05(-0.10%)
Apr 17, 2013	54.49	54.53	53.76	54.11	237,335	-0.65(-1.18%)
Apr 16, 2013	54.19	54.77	53.72	54.75	371,571	+0.92(+1.71%)
Apr 15, 2013	54.86	54.96	53.83	53.83	277,739	-1.06(-1.94%)
Apr 12, 2013	54.58	54.92	54.57	54.90	189,442	+0.09(+0.17%)
Apr 11, 2013	54.55	55.02	54.49	54.80	917,303	+0.38(+0.71%)
Apr 10, 2013	54.16	54.51	54.16	54.42	183,961	+0.31(+0.57%)
Apr 09, 2013	54.24	54.32	53.80	54.11	348,108	-0.01(-0.01%)
Apr 08, 2013	53.80	54.14	53.09	54.11	449,167	+0.53(+0.99%)
Apr 05, 2013	52.86	53.59	52.79	53.58	288,271	+0.20(+0.38%)
Apr 04, 2013	52.60	53.41	52.60	53.38	983,084	+0.86(+1.64%)
Apr 03, 2013	52.67	52.96	52.38	52.52	191,805	-0.16(-0.31%)
Apr 02, 2013	52.46	52.83	52.46	52.68	154,292	+0.23(+0.44%)
Apr 01, 2013	52.24	52.45	51.99	52.45	218,866	+0.15(+0.29%)
Mar 28, 2013	52.27	52.33	51.99	52.30	249,799	+0.20(+0.38%)
Mar 27, 2013	51.93	52.12	51.79	52.10	163,066	+0.02(+0.04%)
Mar 26, 2013	51.74	52.09	51.74	52.08	179,153	+0.43(+0.83%)
Mar 25, 2013	51.73	51.92	51.53	51.65	239,777	+0.05(+0.10%)
Mar 22, 2013	51.55	51.68	51.40	51.60	171,894	+0.28(+0.55%)
Mar 21, 2013	51.36	51.70	51.30	51.31	220,407	-0.18(-0.34%)
Mar 20, 2013	51.60	51.61	51.34	51.49	234,133	+0.15(+0.30%)
Mar 19, 2013	51.70	51.70	51.02	51.33	273,346	-0.31(-0.60%)
Mar 18, 2013	51.51	51.78	51.47	51.64	323,994	-0.21(-0.40%)
Mar 15, 2013	51.82	51.90	51.52	51.85	293,809	+0.03(+0.05%)
Mar 14, 2013	51.62	51.87	51.47	51.82	306,149	+0.35(+0.68%)
Mar 13, 2013	51.45	51.66	51.32	51.47	184,922	+0.01(+0.01%)
Mar 12, 2013	51.64	51.66	51.35	51.47	336,014	-0.16(-0.31%)
Mar 11, 2013	51.61	51.64	51.36	51.63	196,308	+0.09(+0.17%)
Mar 08, 2013	51.62	51.72	51.23	51.54	219,757	+0.02(+0.04%)
Mar 07, 2013	51.71	51.95	51.43	51.52	250,353	-0.30(-0.58%)
Mar 06, 2013	52.15	52.15	51.58	51.82	362,413	-0.10(-0.19%)
Mar 05, 2013	51.76	52.01	51.49	51.92	178,039	+0.41(+0.79%)
Mar 04, 2013	51.14	51.64	51.13	51.52	373,765	+0.36(+0.69%)
Mar 01, 2013	50.85	51.19	50.56	51.16	398,382	+0.18(+0.35%)
Feb 28, 2013	51.01	51.22	50.93	50.98	220,522	-0.01(-0.03%)
Feb 27, 2013	50.72	51.26	50.59	50.99	321,186	+0.31(+0.61%)
Feb 26, 2013	50.56	50.87	50.28	50.68	219,263	-0.66(-1.28%)
Feb 22, 2013	50.99	51.34	50.98	51.34	292,825	+0.48(+0.95%)
Feb 21, 2013	51.13	51.30	50.75	50.86	299,324	-0.42(-0.81%)
Feb 20, 2013	51.58	51.80	51.27	51.27	244,472	-0.29(-0.57%)
Feb 19, 2013	51.33	51.59	51.27	51.57	315,155	+0.35(+0.68%)
Feb 15, 2013	51.26	51.26	50.99	51.22	269,066	+0.04(+0.08%)
Feb 14, 2013	51.34	51.39	51.15	51.18	177,176	-0.24(-0.47%)
Feb 13, 2013	51.60	51.60	51.27	51.42	282,910	-0.03(-0.07%)
Feb 12, 2013	51.18	51.47	51.09	51.45	201,069	+0.34(+0.66%)
Feb 11, 2013	50.97	51.17	50.97	51.12	209,113	+0.09(+0.17%)
Feb 08, 2013	50.60	51.05	50.60	51.03	432,970	+0.46(+0.91%)
Feb 07, 2013	50.76	50.87	50.44	50.57	241,072	-0.17(-0.34%)
Feb 06, 2013	50.51	50.80	50.39	50.75	227,168	-0.01(-0.03%)
Feb 04, 2013	50.99	50.99	50.59	50.76	426,506	-0.10(-0.20%)

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