Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	19.94	19.96	19.40	19.66	868,376	-0.21(-1.07%)
Apr 27, 2012	19.64	19.93	19.26	19.87	788,814	+0.27(+1.40%)
Apr 26, 2012	19.41	19.60	19.18	19.60	1,080,672	+0.11(+0.59%)
Apr 25, 2012	19.30	19.65	19.14	19.49	772,910	+0.38(+1.99%)
Apr 24, 2012	19.15	19.46	18.87	19.11	919,903	-0.08(-0.41%)
Apr 23, 2012	19.07	19.33	18.98	19.18	943,892	-0.21(-1.09%)
Apr 20, 2012	19.49	19.55	19.33	19.40	869,613	+0.26(+1.39%)
Apr 19, 2012	19.30	19.48	19.04	19.13	943,586	-0.26(-1.32%)
Apr 18, 2012	18.84	19.43	18.82	19.39	1,141,395	+0.40(+2.09%)
Apr 17, 2012	18.67	19.19	18.50	18.99	742,857	+0.50(+2.72%)
Apr 16, 2012	18.77	18.82	18.24	18.49	914,191	-0.12(-0.66%)
Apr 13, 2012	18.81	19.03	18.50	18.61	755,935	-0.13(-0.71%)
Apr 12, 2012	18.59	18.94	18.35	18.74	650,974	+0.14(+0.76%)
Apr 11, 2012	18.62	18.79	18.42	18.60	840,965	+0.19(+1.06%)
Apr 10, 2012	19.16	19.17	18.41	18.41	1,324,148	-0.75(-3.92%)
Apr 09, 2012	18.73	19.21	18.62	19.16	956,003	+0.13(+0.70%)
Apr 05, 2012	18.96	19.43	18.95	19.03	1,182,574	+0.05(+0.28%)
Apr 04, 2012	19.13	19.43	18.78	18.97	2,157,720	-0.39(-2.01%)
Apr 03, 2012	18.68	19.56	18.66	19.36	3,930,079	+0.71(+3.79%)
Apr 02, 2012	18.70	18.81	18.06	18.66	4,218,599	-0.09(-0.47%)
Mar 30, 2012	20.47	20.48	18.67	18.74	9,570,461	-3.64(-16.26%)
Mar 29, 2012	22.29	22.40	21.94	22.38	2,184,114	-0.01(-0.04%)
Mar 28, 2012	22.51	22.56	21.99	22.39	1,271,447	-0.03(-0.12%)
Mar 27, 2012	22.14	22.59	22.14	22.42	1,206,900	+0.12(+0.55%)
Mar 26, 2012	22.21	23.11	22.21	22.29	1,683,147	+0.49(+2.23%)
Mar 23, 2012	21.45	21.83	21.10	21.81	748,061	+0.45(+2.11%)
Mar 22, 2012	21.10	21.47	21.10	21.36	528,430	+0.05(+0.25%)
Mar 21, 2012	21.25	21.61	21.13	21.30	481,742	+0.11(+0.54%)
Mar 20, 2012	21.10	21.29	20.94	21.19	425,841	-0.04(-0.21%)
Mar 19, 2012	21.23	21.38	20.94	21.23	419,128	-0.01(-0.04%)
Mar 16, 2012	21.52	21.58	21.00	21.24	730,431	-0.17(-0.78%)
Mar 15, 2012	21.07	21.42	20.84	21.41	467,334	+0.45(+2.15%)
Mar 14, 2012	21.23	21.27	20.80	20.96	363,079	-0.26(-1.25%)
Mar 13, 2012	21.18	21.31	20.81	21.23	458,556	+0.20(+0.97%)
Mar 12, 2012	21.13	21.22	20.93	21.02	330,266	-0.12(-0.58%)
Mar 09, 2012	20.91	21.20	20.77	21.15	410,447	+0.30(+1.44%)
Mar 08, 2012	21.01	21.09	20.57	20.85	432,002	-0.05(-0.25%)
Mar 07, 2012	20.68	20.97	20.39	20.90	513,803	+0.28(+1.37%)
Mar 06, 2012	20.76	21.03	20.50	20.62	643,012	-0.42(-1.97%)
Mar 05, 2012	20.86	21.10	20.82	21.03	705,334	+0.17(+0.80%)
Mar 02, 2012	21.25	21.62	20.79	20.86	1,281,127	-0.13(-0.63%)
Mar 01, 2012	20.56	21.23	20.46	21.00	1,082,198	+0.69(+3.39%)
Feb 29, 2012	20.69	20.76	20.31	20.31	699,782	-0.35(-1.71%)
Feb 28, 2012	20.60	20.77	20.32	20.66	693,311	+0.13(+0.64%)
Feb 27, 2012	20.54	20.62	20.27	20.53	757,619	-0.05(-0.26%)
Feb 24, 2012	20.74	20.94	20.48	20.58	419,398	-0.26(-1.27%)
Feb 23, 2012	20.58	21.06	20.35	20.85	639,520	+0.37(+1.81%)
Feb 22, 2012	20.83	21.00	20.47	20.48	734,252	-0.33(-1.61%)
Feb 21, 2012	21.05	21.14	20.74	20.81	1,330,794	-0.11(-0.51%)
Feb 17, 2012	21.14	21.21	20.84	20.92	1,372,876	+0.02(+0.08%)
Feb 16, 2012	20.61	20.99	20.44	20.90	747,963	+0.24(+1.15%)
Feb 15, 2012	20.78	20.98	20.60	20.66	1,694,685	+0.01(+0.04%)
Feb 14, 2012	20.32	20.68	20.10	20.65	742,452	+0.28(+1.38%)
Feb 13, 2012	20.45	20.63	20.17	20.37	1,224,967	+0.05(+0.26%)
Feb 10, 2012	19.96	20.42	19.74	20.32	735,508	+0.10(+0.48%)
Feb 09, 2012	19.91	20.46	19.66	20.22	1,037,315	+0.31(+1.55%)
Feb 08, 2012	19.88	19.96	19.72	19.91	652,056	+0.08(+0.40%)
Feb 07, 2012	19.77	19.91	19.58	19.83	710,662	-0.03(-0.13%)
Feb 06, 2012	19.47	19.93	19.36	19.86	787,809	+0.22(+1.12%)
Feb 03, 2012	19.25	19.66	19.00	19.64	1,037,695	+0.77(+4.06%)
Feb 02, 2012	18.95	19.21	18.87	18.87	590,566	-0.11(-0.56%)

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