Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	21.93	22.18	21.87	22.15	41,820	+0.21(+0.96%)
Apr 29, 2013	21.85	21.96	21.81	21.94	52,898	+0.16(+0.73%)
Apr 26, 2013	21.82	21.84	21.77	21.78	136,098	-0.06(-0.27%)
Apr 25, 2013	21.80	21.85	21.77	21.84	74,654	+0.04(+0.18%)
Apr 24, 2013	21.73	21.82	21.70	21.80	47,409	+0.12(+0.55%)
Apr 23, 2013	21.66	21.72	21.61	21.68	67,434	+0.00(+0.00%)
Apr 22, 2013	21.70	21.73	21.61	21.68	77,390	-0.01(-0.05%)
Apr 19, 2013	21.58	21.69	21.57	21.69	41,043	+0.11(+0.51%)
Apr 18, 2013	21.69	21.69	21.47	21.58	38,002	+0.06(+0.28%)
Apr 17, 2013	21.76	21.76	21.44	21.52	130,340	-0.28(-1.28%)
Apr 16, 2013	21.62	21.80	21.61	21.80	58,259	+0.25(+1.16%)
Apr 15, 2013	21.89	21.95	21.54	21.55	90,424	-0.41(-1.87%)
Apr 12, 2013	22.02	22.02	21.87	21.96	90,940	-0.10(-0.45%)
Apr 11, 2013	22.13	22.13	22.04	22.06	35,106	-0.10(-0.45%)
Apr 10, 2013	22.02	22.22	22.00	22.16	65,332	+0.22(+1.00%)
Apr 09, 2013	21.85	21.98	21.81	21.94	72,582	+0.11(+0.50%)
Apr 08, 2013	21.77	21.83	21.65	21.83	71,100	+0.06(+0.28%)
Apr 05, 2013	21.70	21.78	21.60	21.77	164,918	-0.07(-0.32%)
Apr 04, 2013	22.05	22.09	21.82	21.84	77,186	-0.21(-0.95%)
Apr 03, 2013	22.35	22.35	21.98	22.05	110,526	-0.26(-1.17%)
Apr 02, 2013	22.20	22.31	22.20	22.31	54,637	+0.10(+0.45%)
Apr 01, 2013	22.30	22.33	22.19	22.21	60,589	-0.09(-0.40%)
Mar 28, 2013		22.30	22.30	22.30	0	+0.09(+0.41%)
Mar 27, 2013	22.24	22.24	22.12	22.21	62,856	-0.09(-0.40%)
Mar 26, 2013	22.20	22.30	22.19	22.30	58,665	+0.11(+0.50%)
Mar 25, 2013	22.37	22.38	22.13	22.19	127,715	-0.12(-0.54%)
Mar 22, 2013	22.31	22.36	22.27	22.31	62,396	+0.04(+0.18%)
Mar 21, 2013	22.42	22.42	22.26	22.27	48,144	-0.19(-0.85%)
Mar 20, 2013	22.48	22.49	22.42	22.46	61,611	+0.05(+0.22%)
Mar 19, 2013	22.40	22.49	22.39	22.41	75,484	+0.02(+0.09%)
Mar 18, 2013	22.43	22.49	22.37	22.39	109,910	-0.10(-0.44%)
Mar 15, 2013	22.40	22.55	22.37	22.49	166,225	+0.06(+0.27%)
Mar 14, 2013	22.38	22.43	22.31	22.43	57,512	+0.07(+0.31%)
Mar 13, 2013	22.54	22.54	22.30	22.36	162,815	-0.20(-0.89%)
Mar 12, 2013	22.58	22.58	22.50	22.56	49,460	-0.04(-0.18%)
Mar 11, 2013	22.49	22.60	22.46	22.60	53,132	+0.11(+0.49%)
Mar 08, 2013	22.55	22.56	22.42	22.49	57,746	-0.04(-0.18%)
Mar 07, 2013	22.59	22.59	22.49	22.53	62,630	-0.01(-0.04%)
Mar 06, 2013	22.65	22.65	22.52	22.54	57,633	+0.00(+0.00%)
Mar 05, 2013	22.59	22.62	22.54	22.54	87,786	+0.05(+0.22%)
Mar 04, 2013	22.49	22.50	22.44	22.49	146,782	+0.03(+0.13%)
Mar 01, 2013	22.51	22.52	22.40	22.46	81,521	-0.05(-0.22%)
Feb 28, 2013	22.47	22.53	22.41	22.51	66,315	+0.06(+0.27%)
Feb 27, 2013	22.26	22.46	22.26	22.45	52,245	+0.18(+0.81%)
Feb 26, 2013	22.25	22.30	22.21	22.27	100,110	-0.12(-0.54%)
Feb 22, 2013	22.36	22.44	22.36	22.39	254,685	+0.11(+0.49%)
Feb 21, 2013	22.05	22.34	22.04	22.28	133,616	-0.17(-0.76%)
Feb 20, 2013	22.56	22.59	22.44	22.45	92,314	-0.11(-0.49%)
Feb 19, 2013	22.31	22.56	22.31	22.56	169,724	+0.30(+1.35%)
Feb 15, 2013		22.26	22.26	22.26	0	-0.01(-0.04%)
Feb 14, 2013	22.37	22.37	22.19	22.27	306,486	-0.07(-0.31%)
Feb 13, 2013	22.36	22.36	22.32	22.34	76,815	+0.04(+0.18%)
Feb 12, 2013	22.28	22.34	22.25	22.30	113,887	+0.03(+0.13%)
Feb 11, 2013	22.33	22.34	22.27	22.27	86,782	-0.02(-0.09%)
Feb 08, 2013	22.23	22.31	22.23	22.29	125,105	+0.08(+0.36%)
Feb 07, 2013	22.24	22.29	22.19	22.21	55,520	-0.04(-0.18%)
Feb 06, 2013	22.15	22.27	22.15	22.25	95,748	+0.17(+0.77%)
Feb 04, 2013	22.14	22.14	22.06	22.08	80,803	-0.15(-0.67%)
Feb 01, 2013	22.16	22.24	22.16	22.23	77,272	+0.11(+0.50%)
Jan 31, 2013	22.23	22.24	22.10	22.12	170,051	-0.12(-0.54%)
Jan 30, 2013	22.30	22.34	22.20	22.24	87,264	-0.06(-0.27%)
Jan 29, 2013	22.28	22.33	22.27	22.30	73,969	+0.03(+0.13%)
Jan 28, 2013	22.25	22.32	22.24	22.27	50,341	+0.08(+0.36%)
Jan 25, 2013	22.23	22.24	22.18	22.19	85,276	+0.01(+0.05%)
Jan 24, 2013	22.09	22.23	22.09	22.18	67,302	-0.02(-0.09%)
Jan 23, 2013	22.16	22.23	22.16	22.20	69,161	+0.01(+0.05%)
Jan 22, 2013	22.21	22.22	22.15	22.19	136,623	+0.00(+0.00%)
Jan 21, 2013	22.15	22.20	22.11	22.19	49,049	+0.09(+0.41%)
Jan 18, 2013	21.95	22.12	21.95	22.10	119,757	+0.17(+0.78%)
Jan 17, 2013	21.76	21.93	21.76	21.93	62,174	+0.16(+0.73%)
Jan 16, 2013	21.72	21.78	21.70	21.77	123,880	+0.01(+0.05%)
Jan 15, 2013	21.67	21.78	21.66	21.76	63,438	+0.07(+0.32%)
Jan 14, 2013	21.61	21.70	21.61	21.69	114,738	+0.04(+0.18%)
Jan 11, 2013	21.64	21.66	21.59	21.65	52,393	-0.01(-0.05%)
Jan 10, 2013	21.63	21.67	21.58	21.66	74,887	+0.06(+0.28%)
Jan 09, 2013	21.61	21.63	21.54	21.60	69,950	+0.02(+0.09%)
Jan 08, 2013	21.58	21.58	21.51	21.58	65,177	-0.01(-0.05%)
Jan 07, 2013	21.60	21.60	21.47	21.59	112,831	-0.01(-0.05%)
Jan 04, 2013	21.49	21.61	21.49	21.60	68,283	+0.08(+0.37%)
Jan 03, 2013	21.48	21.55	21.47	21.52	182,035	+0.04(+0.19%)
Jan 02, 2013	21.61	21.52	21.43	21.48	101,192	+0.05(+0.23%)
Dec 31, 2012		21.43	21.43	21.43	0	+0.16(+0.75%)
Dec 28, 2012	21.26	21.29	21.25	21.27	56,385	-0.04(-0.19%)
Dec 27, 2012	21.36	21.39	21.23	21.31	58,985	-0.06(-0.28%)
Dec 24, 2012		21.37	21.37	21.37	0	-0.18(-0.84%)
Dec 21, 2012	21.52	21.56	21.46	21.55	51,947	+0.05(+0.23%)
Dec 20, 2012	21.48	21.50	21.44	21.50	50,743	+0.02(+0.09%)
Dec 19, 2012	21.10	21.49	21.10	21.48	117,800	+0.17(+0.80%)
Dec 18, 2012	21.17	21.31	21.17	21.31	54,805	+0.13(+0.61%)
Dec 17, 2012	21.12	21.19	21.10	21.18	106,640	+0.03(+0.14%)
Dec 14, 2012	21.17	21.20	21.12	21.15	39,441	-0.04(-0.19%)
Dec 13, 2012	21.18	21.20	21.13	21.19	97,069	+0.01(+0.05%)
Dec 12, 2012	21.09	21.20	21.09	21.18	46,081	+0.12(+0.57%)
Dec 11, 2012	21.00	21.10	20.99	21.06	59,957	+0.09(+0.43%)
Dec 10, 2012	21.00	21.00	20.92	20.97	72,940	+0.01(+0.05%)
Dec 07, 2012	20.93	20.98	20.91	20.96	41,215	+0.01(+0.05%)
Dec 06, 2012	21.07	21.07	20.92	20.95	110,586	-0.08(-0.38%)
Dec 05, 2012	20.98	21.10	20.98	21.03	71,114	+0.06(+0.29%)
Dec 04, 2012	20.91	20.98	20.91	20.97	58,389	-0.10(-0.47%)
Nov 30, 2012	20.99	21.08	20.99	21.07	56,652	+0.07(+0.33%)
Nov 29, 2012	20.89	21.01	20.89	21.00	40,409	+0.15(+0.72%)
Nov 28, 2012	20.74	20.85	20.73	20.85	46,605	+0.03(+0.14%)
Nov 27, 2012	20.85	20.89	20.81	20.82	61,990	-0.03(-0.14%)
Nov 26, 2012	20.87	20.89	20.81	20.85	44,486	-0.01(-0.05%)
Nov 24, 2012	20.84	20.91	20.83	20.86	38,248	+0.00(+0.00%)
Nov 23, 2012	20.84	20.91	20.83	20.86	38,248	+0.04(+0.19%)
Nov 22, 2012	20.76	20.83	20.76	20.82	17,322	+0.00(+0.00%)
Nov 21, 2012	20.71	20.82	20.71	20.82	58,895	+0.11(+0.53%)
Nov 20, 2012	20.71	20.71	20.64	20.71	69,359	+0.03(+0.15%)
Nov 19, 2012	20.64	20.68	20.60	20.68	48,314	+0.23(+1.12%)
Nov 16, 2012	20.31	20.47	20.24	20.45	36,250	+0.16(+0.79%)
Nov 15, 2012	20.43	20.46	20.25	20.29	89,007	-0.19(-0.93%)
Nov 14, 2012	20.72	20.72	20.48	20.48	75,020	-0.23(-1.11%)
Nov 13, 2012	20.75	20.80	20.71	20.71	40,258	-0.11(-0.53%)
Nov 12, 2012	20.75	20.82	20.75	20.82	36,079	+0.09(+0.43%)
Nov 09, 2012	20.72	20.83	20.72	20.73	48,149	-0.03(-0.14%)
Nov 08, 2012	20.82	20.89	20.74	20.76	61,540	-0.08(-0.38%)
Nov 07, 2012	21.00	21.00	20.83	20.84	61,213	-0.19(-0.90%)
Nov 06, 2012	21.07	21.10	21.02	21.03	35,430	-0.01(-0.05%)
Nov 05, 2012	21.11	21.11	21.04	21.04	56,086	-0.06(-0.28%)
Nov 02, 2012	21.16	21.17	21.08	21.10	77,741	-0.04(-0.19%)
Nov 01, 2012	21.00	21.18	21.00	21.14	75,866	+0.11(+0.52%)
Oct 31, 2012	20.96	21.05	20.96	21.03	89,256	+0.08(+0.38%)
Oct 30, 2012	20.80	20.97	20.80	20.95	22,794	+0.16(+0.77%)
Oct 29, 2012	20.83	20.88	20.75	20.79	94,723	-0.08(-0.38%)
Oct 26, 2012	20.77	20.89	20.77	20.87	47,771	+0.11(+0.53%)
Oct 25, 2012	20.75	20.78	20.73	20.76	23,709	+0.12(+0.58%)
Oct 24, 2012	20.71	20.71	20.62	20.64	57,764	-0.05(-0.24%)
Oct 23, 2012	20.78	20.78	20.62	20.69	51,998	-0.19(-0.91%)
Oct 19, 2012	20.91	20.93	20.86	20.88	41,229	-0.09(-0.43%)
Oct 18, 2012	20.92	21.00	20.92	20.97	37,032	+0.05(+0.24%)
Oct 17, 2012	20.92	20.96	20.88	20.92	132,426	+0.03(+0.14%)
Oct 16, 2012	20.73	20.91	20.73	20.89	187,683	+0.19(+0.92%)
Oct 15, 2012	20.62	20.70	20.59	20.70	47,164	+0.14(+0.68%)
Oct 12, 2012	20.63	20.63	20.55	20.56	50,396	-0.06(-0.29%)
Oct 11, 2012	20.61	20.66	20.61	20.62	30,554	+0.04(+0.19%)
Oct 10, 2012	20.64	20.68	20.55	20.58	52,505	-0.12(-0.58%)
Oct 09, 2012	20.83	20.83	20.68	20.70	116,273	-0.13(-0.62%)
Oct 05, 2012		20.83	20.83	20.83	0	+0.00(+0.00%)
Oct 04, 2012	20.80	20.83	20.79	20.83	38,368	+0.06(+0.29%)
Oct 03, 2012	20.78	20.83	20.76	20.77	55,853	+0.01(+0.05%)
Oct 02, 2012	20.77	20.82	20.73	20.76	38,810	+0.00(+0.00%)
Oct 01, 2012	20.75	20.86	20.72	20.76	58,746	+0.07(+0.34%)
Sep 28, 2012	20.66	20.70	20.59	20.69	41,157	-0.04(-0.19%)
Sep 27, 2012	20.66	20.74	20.62	20.73	39,126	+0.11(+0.53%)
Sep 26, 2012	20.59	20.66	20.59	20.62	76,872	-0.06(-0.29%)
Sep 25, 2012	20.75	20.79	20.65	20.68	59,124	-0.04(-0.19%)
Sep 24, 2012	20.73	20.78	20.68	20.72	68,986	-0.03(-0.14%)
Sep 21, 2012	20.92	20.93	20.73	20.75	74,988	-0.20(-0.95%)
Sep 20, 2012	20.89	20.97	20.88	20.95	99,566	+0.00(+0.00%)
Sep 19, 2012	20.98	20.98	20.93	20.95	54,563	+0.01(+0.05%)
Sep 18, 2012	20.99	20.99	20.90	20.94	48,541	-0.06(-0.29%)
Sep 17, 2012	21.00	21.01	20.97	21.00	59,499	+0.01(+0.05%)
Sep 14, 2012	20.93	21.06	20.90	20.99	79,830	+0.14(+0.67%)
Sep 13, 2012	20.79	20.86	20.76	20.85	43,860	+0.07(+0.34%)
Sep 12, 2012	20.80	20.83	20.75	20.78	52,803	+0.04(+0.19%)
Sep 11, 2012	20.77	20.79	20.68	20.74	276,178	+0.00(+0.00%)
Sep 10, 2012	20.71	20.79	20.71	20.74	53,852	+0.02(+0.10%)
Sep 07, 2012	20.71	20.73	20.65	20.72	39,071	+0.05(+0.24%)
Sep 06, 2012	20.53	20.67	20.53	20.67	57,826	+0.19(+0.93%)
Sep 05, 2012	20.42	20.49	20.40	20.48	87,389	+0.07(+0.34%)
Sep 04, 2012	20.48	20.48	20.38	20.41	52,719	-0.09(-0.44%)
Aug 31, 2012		20.50	20.50	20.50	0	-0.01(-0.05%)
Aug 30, 2012	20.66	20.68	20.50	20.51	54,494	-0.16(-0.77%)
Aug 29, 2012	20.62	20.69	20.57	20.67	42,723	+0.05(+0.24%)
Aug 27, 2012	20.61	20.62	20.58	20.62	34,285	+0.01(+0.05%)
Aug 24, 2012	20.50	20.63	20.50	20.61	38,134	+0.01(+0.05%)
Aug 23, 2012	20.62	20.64	20.57	20.60	51,274	-0.06(-0.29%)
Aug 22, 2012	20.68	20.72	20.62	20.66	40,321	-0.08(-0.39%)
Aug 21, 2012	20.81	20.83	20.72	20.74	54,938	-0.02(-0.10%)
Aug 20, 2012	20.75	20.79	20.73	20.76	33,178	+0.02(+0.10%)
Aug 17, 2012	20.70	20.77	20.70	20.74	82,526	+0.07(+0.34%)
Aug 16, 2012	20.61	20.70	20.56	20.67	47,800	+0.04(+0.19%)
Aug 15, 2012	20.63	20.65	20.56	20.63	84,603	-0.04(-0.19%)
Aug 14, 2012	20.59	20.69	20.57	20.67	211,364	+0.15(+0.73%)
Aug 13, 2012	20.57	20.58	20.46	20.52	45,259	-0.05(-0.24%)
Aug 11, 2012	20.50	20.57	20.46	20.57	30,137	+0.00(+0.00%)
Aug 10, 2012	20.50	20.57	20.46	20.57	30,137	+0.04(+0.19%)
Aug 09, 2012	20.49	20.54	20.47	20.53	43,401	+0.07(+0.34%)
Aug 08, 2012	20.53	20.58	20.45	20.46	29,794	-0.11(-0.53%)
Aug 07, 2012	20.39	20.58	20.39	20.57	69,931	+0.29(+1.43%)
Aug 03, 2012		20.28	20.28	20.28	0	+0.07(+0.35%)
Aug 02, 2012	20.28	20.31	20.19	20.21	44,729	-0.14(-0.69%)
Aug 01, 2012	20.46	20.46	20.35	20.35	65,555	-0.04(-0.20%)
Jul 31, 2012	20.45	20.49	20.39	20.39	45,258	-0.01(-0.05%)
Jul 30, 2012	20.37	20.42	20.35	20.40	79,420	+0.05(+0.25%)
Jul 27, 2012	20.19	20.38	20.15	20.35	44,376	+0.24(+1.19%)
Jul 26, 2012	19.95	20.13	19.95	20.11	60,770	+0.22(+1.11%)
Jul 25, 2012	20.00	20.00	19.89	19.89	44,883	-0.07(-0.35%)
Jul 24, 2012	20.08	20.12	19.93	19.96	52,670	-0.18(-0.89%)
Jul 23, 2012	20.25	20.25	20.01	20.14	55,255	-0.23(-1.13%)
Jul 20, 2012	20.38	20.38	20.32	20.37	29,089	-0.05(-0.24%)
Jul 19, 2012	20.31	20.42	20.31	20.42	24,984	+0.14(+0.69%)
Jul 18, 2012	20.36	20.37	20.25	20.28	47,560	-0.07(-0.34%)
Jul 17, 2012	20.41	20.41	20.30	20.35	36,976	-0.02(-0.10%)
Jul 16, 2012	20.33	20.38	20.29	20.37	25,512	+0.02(+0.10%)
Jul 13, 2012	20.27	20.36	20.27	20.35	75,615	+0.07(+0.35%)
Jul 12, 2012	20.40	20.40	20.24	20.28	49,509	-0.19(-0.93%)
Jul 11, 2012	20.38	20.49	20.38	20.47	43,114	+0.04(+0.20%)
Jul 10, 2012	20.46	20.56	20.36	20.43	31,960	-0.01(-0.05%)
Jul 09, 2012	20.43	20.47	20.35	20.44	36,670	-0.03(-0.15%)
Jul 06, 2012	20.54	20.57	20.40	20.47	30,405	-0.19(-0.92%)
Jul 05, 2012	20.69	20.73	20.65	20.66	43,976	-0.05(-0.24%)
Jul 04, 2012	20.58	20.73	20.56	20.71	27,366	+0.11(+0.53%)
Jul 03, 2012	20.41	20.61	20.54	20.60	43,020	+0.36(+1.78%)
Jun 29, 2012		20.24	20.24	20.24	0	+0.24(+1.20%)
Jun 28, 2012	19.90	20.01	19.79	20.00	56,079	+0.05(+0.25%)
Jun 27, 2012	19.85	19.98	19.82	19.95	42,896	+0.09(+0.45%)
Jun 26, 2012	19.82	19.88	19.76	19.86	42,052	+0.03(+0.15%)
Jun 25, 2012	19.92	19.96	19.77	19.83	64,378	-0.16(-0.80%)
Jun 22, 2012	19.99	20.02	19.95	19.99	31,873	-0.04(-0.20%)
Jun 21, 2012	20.34	20.36	20.01	20.03	78,411	-0.31(-1.52%)
Jun 20, 2012	20.29	20.36	20.23	20.34	68,525	+0.05(+0.25%)
Jun 19, 2012	20.08	20.34	20.07	20.29	120,023	+0.28(+1.40%)
Jun 18, 2012	19.95	20.07	19.95	20.01	72,254	+0.06(+0.30%)
Jun 15, 2012	20.00	20.06	19.95	19.95	57,272	+0.00(+0.00%)
Jun 14, 2012	20.05	20.05	19.89	19.95	67,549	-0.08(-0.40%)
Jun 13, 2012	19.92	20.12	19.92	20.03	29,895	+0.05(+0.25%)
Jun 12, 2012	19.92	19.98	19.85	19.98	39,859	+0.10(+0.50%)
Jun 11, 2012	20.14	20.14	19.85	19.88	83,315	-0.12(-0.60%)
Jun 08, 2012	20.09	20.11	19.99	20.00	30,065	-0.13(-0.65%)
Jun 07, 2012	20.19	20.25	20.12	20.13	45,871	+0.05(+0.25%)
Jun 06, 2012	19.88	20.09	19.88	20.08	57,547	+0.29(+1.47%)
Jun 05, 2012	19.52	19.79	19.52	19.79	47,645	+0.25(+1.28%)
Jun 04, 2012	19.70	19.74	19.43	19.54	70,838	-0.18(-0.91%)
Jun 02, 2012	20.00	20.00	19.71	19.72	70,125	+0.00(+0.00%)
Jun 01, 2012	20.00	20.00	19.71	19.72	70,125	-0.39(-1.94%)
May 31, 2012	20.04	20.11	19.94	20.11	72,383	+0.11(+0.55%)
May 30, 2012	20.11	20.11	19.98	20.00	55,899	-0.19(-0.94%)
May 29, 2012	20.18	20.20	20.13	20.19	33,655	+0.13(+0.65%)
May 28, 2012	20.17	20.17	20.02	20.06	44,078	-0.03(-0.15%)
May 25, 2012	20.17	20.17	20.02	20.09	35,819	-0.07(-0.35%)
May 24, 2012	20.29	20.29	20.08	20.16	36,366	-0.09(-0.44%)
May 23, 2012	20.17	20.25	19.99	20.25	152,964	-0.04(-0.20%)
May 22, 2012	20.28	20.35	20.25	20.29	67,924	+0.15(+0.74%)
May 18, 2012		20.14	20.14	20.14	0	-0.10(-0.49%)
May 17, 2012	20.47	20.47	20.24	20.24	98,579	-0.22(-1.08%)
May 16, 2012	20.48	20.61	20.38	20.46	105,123	-0.04(-0.20%)
May 15, 2012	20.60	20.61	20.50	20.50	109,341	-0.12(-0.58%)
May 14, 2012	20.73	20.73	20.61	20.62	78,263	-0.20(-0.96%)
May 11, 2012	20.83	20.94	20.77	20.82	65,000	+0.00(+0.00%)
May 10, 2012	20.82	20.84	20.77	20.82	124,479	+0.11(+0.53%)
May 09, 2012	20.58	20.83	20.51	20.71	83,279	+0.01(+0.05%)
May 08, 2012	20.90	20.91	20.57	20.70	214,293	-0.24(-1.15%)
May 07, 2012	20.84	20.96	20.84	20.94	47,919	-0.02(-0.10%)
May 04, 2012	21.13	21.16	20.86	20.96	98,150	-0.27(-1.27%)
May 03, 2012	21.47	21.49	21.22	21.23	85,352	-0.25(-1.16%)
May 02, 2012	21.43	21.48	21.34	21.48	43,396	-0.02(-0.09%)

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