Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.94	20.99	20.93	20.96	7,898	+0.01(+0.05%)
May 30, 2012	20.96	20.96	20.86	20.95	16,114	+0.07(+0.34%)
May 29, 2012	20.93	20.93	20.88	20.88	13,130	-0.05(-0.24%)
May 28, 2012	20.98	20.98	20.87	20.93	22,235	-0.02(-0.10%)
May 25, 2012	20.97	20.98	20.95	20.95	22,501	+0.02(+0.10%)
May 24, 2012	20.88	20.93	20.88	20.93	12,315	+0.01(+0.05%)
May 23, 2012	20.92	20.94	20.90	20.92	14,403	-0.04(-0.19%)
May 22, 2012	20.97	20.97	20.92	20.96	23,538	-0.11(-0.52%)
May 18, 2012		21.07	21.07	21.07	0	+0.05(+0.24%)
May 17, 2012	20.98	21.03	20.95	21.02	27,943	+0.05(+0.24%)
May 16, 2012	20.94	20.97	20.88	20.97	31,779	+0.12(+0.58%)
May 15, 2012	20.95	20.97	20.80	20.85	21,650	-0.11(-0.52%)
May 14, 2012	20.97	20.98	20.95	20.96	11,150	-0.01(-0.05%)
May 11, 2012	20.95	20.97	20.92	20.97	28,449	+0.03(+0.14%)
May 10, 2012	20.92	20.94	20.90	20.94	12,651	+0.01(+0.05%)
May 09, 2012	20.95	20.96	20.91	20.93	21,476	-0.02(-0.10%)
May 08, 2012	20.83	20.97	20.82	20.95	13,640	+0.10(+0.48%)
May 07, 2012	20.93	20.93	20.85	20.85	13,183	-0.09(-0.43%)
May 04, 2012	20.89	20.94	20.87	20.94	17,315	+0.09(+0.43%)
May 03, 2012	20.83	20.86	20.75	20.85	26,382	+0.00(+0.00%)
May 02, 2012	20.83	20.85	20.81	20.85	10,113	+0.04(+0.19%)
May 01, 2012	20.82	20.82	20.75	20.81	10,214	+0.02(+0.10%)
Apr 30, 2012	20.81	20.81	20.70	20.79	65,232	+0.04(+0.19%)
Apr 27, 2012	20.70	20.77	20.67	20.75	41,342	-0.03(-0.14%)
Apr 26, 2012	20.75	20.78	20.74	20.78	25,976	+0.04(+0.19%)
Apr 25, 2012	20.74	20.75	20.60	20.74	51,239	-0.03(-0.14%)
Apr 24, 2012	20.78	20.79	20.73	20.77	23,156	-0.03(-0.14%)
Apr 23, 2012	20.80	20.83	20.77	20.80	11,726	-0.07(-0.34%)
Apr 20, 2012	20.88	20.88	20.83	20.87	24,226	-0.04(-0.19%)
Apr 19, 2012	20.91	20.91	20.82	20.91	28,001	+0.04(+0.19%)
Apr 18, 2012	20.83	20.90	20.82	20.87	19,687	+0.00(+0.00%)
Apr 17, 2012	20.87	20.87	20.73	20.87	39,367	-0.08(-0.38%)
Apr 16, 2012	20.98	20.98	20.95	20.95	8,407	-0.03(-0.14%)
Apr 13, 2012	20.98	20.98	20.97	20.98	11,835	+0.04(+0.19%)
Apr 12, 2012	20.97	20.97	20.92	20.94	23,353	-0.02(-0.10%)
Apr 11, 2012	20.99	20.99	20.94	20.96	12,254	-0.05(-0.24%)
Apr 10, 2012	20.97	21.02	20.97	21.01	19,300	+0.06(+0.29%)
Apr 09, 2012	20.89	20.97	20.89	20.95	9,406	+0.06(+0.29%)
Apr 05, 2012	20.89	20.94	20.87	20.89	17,432	+0.01(+0.05%)
Apr 04, 2012	20.89	20.90	20.83	20.88	31,054	+0.05(+0.24%)
Apr 03, 2012	20.91	20.91	20.82	20.83	10,973	-0.06(-0.29%)
Apr 02, 2012	20.93	20.94	20.76	20.89	70,680	-0.02(-0.10%)
Mar 30, 2012	20.87	20.94	20.87	20.91	22,927	+0.11(+0.53%)
Mar 29, 2012	20.91	20.91	20.80	20.80	44,069	-0.05(-0.24%)
Mar 28, 2012	20.84	20.87	20.81	20.85	17,696	+0.01(+0.05%)
Mar 27, 2012	20.75	20.84	20.75	20.84	65,733	+0.07(+0.34%)
Mar 26, 2012	20.75	20.77	20.71	20.77	20,884	+0.01(+0.05%)
Mar 23, 2012	20.78	20.79	20.65	20.76	14,922	-0.07(-0.34%)
Mar 22, 2012	20.83	20.85	20.77	20.83	42,092	+0.05(+0.24%)
Mar 21, 2012	20.70	20.78	20.66	20.78	31,329	+0.05(+0.24%)
Mar 20, 2012	20.75	20.76	20.70	20.73	477,296	+0.01(+0.05%)
Mar 19, 2012	20.77	20.77	20.70	20.72	410,490	-0.15(-0.72%)
Mar 16, 2012	20.73	20.87	20.70	20.87	148,424	+0.05(+0.24%)
Mar 15, 2012	20.80	20.82	20.70	20.82	14,767	+0.00(+0.00%)
Mar 14, 2012	20.85	20.85	20.76	20.82	33,441	-0.05(-0.24%)
Mar 13, 2012	20.90	20.90	20.86	20.87	15,278	-0.06(-0.29%)
Mar 12, 2012	20.94	20.94	20.90	20.93	25,274	+0.03(+0.14%)
Mar 09, 2012	20.88	20.90	20.80	20.90	27,130	+0.02(+0.10%)
Mar 08, 2012	20.73	20.90	20.73	20.88	16,163	+0.17(+0.82%)
Mar 07, 2012	20.92	20.92	20.71	20.71	48,563	-0.23(-1.10%)
Mar 06, 2012	20.89	20.94	20.88	20.94	14,240	+0.05(+0.24%)
Mar 05, 2012	20.89	20.90	20.88	20.89	18,542	-0.01(-0.05%)
Mar 02, 2012	20.87	20.91	20.86	20.90	17,570	+0.03(+0.14%)
Mar 01, 2012	20.83	20.87	20.82	20.87	21,386	+0.01(+0.05%)
Feb 29, 2012	20.85	20.86	20.80	20.86	20,565	+0.02(+0.10%)
Feb 28, 2012	20.84	20.85	20.81	20.84	12,994	+0.01(+0.05%)
Feb 27, 2012	20.85	20.85	20.75	20.83	16,014	+0.03(+0.14%)
Feb 24, 2012	20.80	20.80	20.75	20.80	35,056	+0.03(+0.14%)
Feb 23, 2012	20.74	20.77	20.70	20.77	15,112	+0.03(+0.14%)
Feb 22, 2012	20.74	20.76	20.71	20.74	24,222	-0.06(-0.29%)
Feb 21, 2012	20.82	20.83	20.72	20.80	43,906	-0.07(-0.34%)
Feb 17, 2012		20.87	20.87	20.87	0	+0.06(+0.29%)
Feb 16, 2012	20.80	20.81	20.79	20.81	29,534	+0.01(+0.05%)
Feb 15, 2012	20.78	20.86	20.74	20.80	104,443	+0.03(+0.14%)
Feb 14, 2012	20.75	20.85	20.75	20.77	21,089	+0.00(+0.00%)
Feb 13, 2012	20.76	20.78	20.75	20.77	15,902	-0.03(-0.14%)
Feb 10, 2012	20.66	20.80	20.66	20.80	41,312	+0.10(+0.48%)
Feb 09, 2012	20.72	20.74	20.69	20.70	8,934	-0.05(-0.24%)
Feb 08, 2012	20.75	20.75	20.67	20.75	20,050	+0.01(+0.05%)
Feb 07, 2012	20.75	20.76	20.71	20.74	19,917	-0.06(-0.29%)
Feb 06, 2012	20.76	20.81	20.75	20.80	19,940	+0.04(+0.19%)
Feb 03, 2012	20.74	20.76	20.70	20.76	33,805	-0.05(-0.24%)
Feb 02, 2012	20.83	20.84	20.78	20.81	8,601	-0.04(-0.19%)
Feb 01, 2012	20.85	20.85	20.82	20.85	29,698	+0.02(+0.10%)
Jan 31, 2012	20.78	20.83	20.75	20.83	11,079	+0.06(+0.29%)
Jan 30, 2012	20.67	20.80	20.67	20.77	18,188	+0.02(+0.10%)
Jan 27, 2012	20.71	20.75	20.70	20.75	7,134	+0.05(+0.24%)
Jan 26, 2012	20.66	20.70	20.62	20.70	4,568	+0.05(+0.24%)
Jan 25, 2012	20.61	20.70	20.57	20.65	32,517	-0.05(-0.24%)
Jan 24, 2012	20.71	20.71	20.66	20.70	23,556	-0.01(-0.05%)
Jan 23, 2012	20.71	20.73	20.67	20.71	20,423	+0.00(+0.00%)
Jan 20, 2012	20.72	20.73	20.70	20.71	13,096	-0.03(-0.14%)
Jan 19, 2012	20.76	20.76	20.72	20.74	8,970	+0.00(+0.00%)
Jan 18, 2012	20.81	20.81	20.74	20.74	55,147	-0.03(-0.14%)
Jan 17, 2012	20.75	20.78	20.70	20.77	19,095	+0.02(+0.10%)
Jan 16, 2012	20.78	20.78	20.75	20.75	20,145	+0.00(+0.00%)
Jan 13, 2012	20.76	20.77	20.75	20.75	12,373	+0.06(+0.29%)
Jan 12, 2012	20.73	20.73	20.65	20.69	7,495	-0.01(-0.05%)
Jan 11, 2012	20.67	20.71	20.65	20.70	13,950	+0.05(+0.24%)
Jan 10, 2012	20.66	20.67	20.64	20.65	20,002	-0.02(-0.10%)
Jan 09, 2012	20.65	20.67	20.65	20.67	25,258	+0.04(+0.19%)
Jan 06, 2012	20.62	20.65	20.62	20.63	18,797	+0.02(+0.10%)
Jan 05, 2012	20.60	20.63	20.59	20.61	18,813	+0.03(+0.15%)
Jan 04, 2012	20.56	20.59	20.51	20.58	13,437	-0.04(-0.19%)
Dec 30, 2011	20.65	20.71	20.62	20.62	13,363	-0.02(-0.10%)
Dec 29, 2011	20.61	20.64	20.60	20.64	8,497	+0.04(+0.19%)
Dec 28, 2011	20.59	20.60	20.56	20.60	2,651	-0.03(-0.15%)
Dec 23, 2011	20.59	20.63	20.63	20.63	17,434	-0.03(-0.15%)
Dec 21, 2011	20.72	20.72	20.66	20.66	5,088	+0.00(+0.00%)
Dec 20, 2011	20.65	20.69	20.65	20.66	2,182	+0.12(+0.58%)
Dec 19, 2011	20.59	20.70	20.50	20.54	6,468	+0.03(+0.15%)
Dec 16, 2011	20.69	20.73	20.51	20.51	25,311	-0.15(-0.73%)
Dec 15, 2011	20.65	20.66	20.60	20.66	11,974	+0.00(+0.00%)
Dec 14, 2011	20.63	20.66	20.55	20.66	6,135	+0.04(+0.19%)
Dec 13, 2011	20.56	20.62	20.46	20.62	14,795	+0.07(+0.34%)
Dec 12, 2011	20.56	20.59	20.40	20.55	18,761	+0.05(+0.24%)
Dec 09, 2011	20.41	20.55	20.41	20.50	5,088	-0.08(-0.39%)
Dec 08, 2011	20.36	20.59	20.36	20.58	10,742	+0.18(+0.88%)
Dec 07, 2011	20.50	20.50	20.36	20.40	7,214	-0.05(-0.24%)
Dec 06, 2011	20.46	20.47	20.43	20.45	6,098	+0.13(+0.64%)
Dec 05, 2011	20.44	20.47	20.32	20.32	10,453	-0.13(-0.64%)
Dec 02, 2011	20.40	20.47	20.40	20.45	2,522	+0.00(+0.00%)
Dec 01, 2011	20.35	20.45	20.35	20.45	1,296	+0.10(+0.49%)
Nov 30, 2011	20.37	20.40	20.32	20.35	7,553	+0.03(+0.15%)
Nov 29, 2011	20.36	20.39	20.25	20.32	14,407	-0.08(-0.39%)
Nov 28, 2011	20.32	20.40	20.25	20.40	14,534	-0.02(-0.10%)
Nov 25, 2011	20.48	20.48	20.40	20.42	28,929	-0.07(-0.34%)
Nov 24, 2011	20.42	20.51	20.40	20.49	3,209	+0.00(+0.00%)
Nov 23, 2011	20.45	20.52	20.45	20.49	10,642	-0.06(-0.29%)
Nov 22, 2011	20.54	20.56	20.53	20.55	16,532	-0.01(-0.05%)
Nov 21, 2011	20.59	20.59	20.52	20.56	11,933	+0.03(+0.15%)
Nov 18, 2011	20.54	20.54	20.49	20.53	5,891	-0.02(-0.10%)
Nov 17, 2011	20.55	20.58	20.50	20.55	7,088	-0.01(-0.05%)
Nov 16, 2011	20.56	20.56	20.47	20.56	24,249	+0.03(+0.15%)
Nov 15, 2011	20.58	20.59	20.46	20.53	10,317	-0.02(-0.10%)
Nov 14, 2011	20.52	20.55	20.51	20.55	21,891	-0.02(-0.10%)
Nov 11, 2011	20.57	20.57	20.52	20.57	10,146	+0.00(+0.00%)
Nov 10, 2011	20.52	20.57	20.51	20.57	9,398	-0.02(-0.10%)
Nov 09, 2011	20.45	20.59	20.45	20.59	13,816	+0.15(+0.73%)
Nov 08, 2011	20.45	20.47	20.44	20.44	5,653	-0.01(-0.05%)
Nov 07, 2011	20.45	20.45	20.43	20.45	8,048	+0.07(+0.34%)
Nov 04, 2011	20.40	20.40	20.29	20.38	2,251	+0.03(+0.15%)
Nov 03, 2011	20.38	20.42	20.35	20.35	5,522	-0.03(-0.15%)
Nov 02, 2011	20.38	20.38	20.20	20.38	5,539	-0.08(-0.39%)
Nov 01, 2011	20.34	20.48	20.29	20.46	13,752	+0.17(+0.84%)
Oct 31, 2011	20.24	20.29	20.18	20.29	6,592	+0.14(+0.69%)
Oct 28, 2011	20.16	20.19	20.10	20.15	2,680	+0.06(+0.30%)
Oct 27, 2011	20.08	20.15	20.02	20.09	15,204	-0.04(-0.20%)
Oct 26, 2011	20.19	20.20	20.11	20.13	5,295	-0.18(-0.89%)
Oct 25, 2011	20.25	20.31	20.25	20.31	18,384	+0.06(+0.30%)
Oct 24, 2011	20.21	20.25	20.10	20.25	8,944	+0.02(+0.10%)
Oct 21, 2011	20.21	20.23	20.02	20.23	9,401	+0.00(+0.00%)
Oct 20, 2011	20.19	20.25	20.07	20.23	9,701	+0.13(+0.65%)
Oct 19, 2011	20.20	20.24	20.10	20.10	8,911	-0.10(-0.50%)
Oct 18, 2011	20.26	20.27	20.20	20.20	5,600	-0.02(-0.10%)
Oct 17, 2011	20.20	20.24	20.05	20.22	7,460	+0.07(+0.35%)
Oct 14, 2011	20.14	20.16	20.13	20.15	3,536	-0.05(-0.25%)
Oct 13, 2011	20.18	20.22	20.06	20.20	6,750	+0.02(+0.10%)
Oct 12, 2011	20.13	20.18	20.01	20.18	10,892	+0.04(+0.20%)
Oct 11, 2011	20.13	20.21	20.13	20.14	6,427	-0.07(-0.35%)
Oct 07, 2011	20.18	20.21	20.07	20.21	5,519	+0.01(+0.05%)
Oct 06, 2011	20.27	20.27	20.09	20.20	240,727	-0.11(-0.54%)
Oct 05, 2011	20.33	20.34	20.26	20.31	3,318	-0.05(-0.25%)
Oct 04, 2011	20.46	20.47	20.26	20.36	7,148	-0.10(-0.49%)
Oct 03, 2011	20.29	20.46	20.29	20.46	4,091	+0.05(+0.24%)
Sep 30, 2011	20.40	20.41	20.25	20.41	13,149	-0.02(-0.10%)
Sep 29, 2011	20.40	20.46	20.35	20.43	6,119	+0.04(+0.20%)
Sep 28, 2011	20.44	20.44	20.39	20.39	6,682	+0.04(+0.20%)
Sep 27, 2011	20.42	20.42	20.35	20.35	4,299	-0.16(-0.78%)
Sep 26, 2011	20.55	20.55	20.51	20.51	2,522	-0.07(-0.34%)
Sep 23, 2011	20.48	20.61	20.43	20.58	9,678	-0.14(-0.68%)
Sep 22, 2011	20.59	20.72	20.59	20.72	7,597	+0.13(+0.63%)
Sep 21, 2011	20.56	20.59	20.56	20.59	2,271	+0.01(+0.05%)
Sep 20, 2011	20.58	20.59	20.58	20.58	4,193	-0.01(-0.05%)
Sep 19, 2011	20.45	20.60	20.45	20.59	7,630	+0.10(+0.49%)
Sep 16, 2011	20.50	20.53	20.39	20.49	34,927	+0.02(+0.10%)
Sep 15, 2011	20.50	20.50	20.45	20.47	5,269	-0.10(-0.49%)
Sep 14, 2011	20.58	20.58	20.54	20.57	12,779	-0.04(-0.19%)
Sep 13, 2011	20.62	20.62	20.61	20.61	2,495	-0.08(-0.39%)
Sep 12, 2011	20.69	20.69	20.61	20.69	3,656	-0.01(-0.05%)
Sep 09, 2011	20.64	20.75	20.64	20.70	3,972	+0.07(+0.34%)
Sep 08, 2011	20.62	20.63	20.54	20.63	4,476	+0.04(+0.19%)
Sep 07, 2011	20.61	20.61	20.58	20.59	18,512	-0.06(-0.29%)
Sep 06, 2011	20.70	20.70	20.65	20.65	2,295	-0.01(-0.05%)
Sep 02, 2011	20.60	20.66	20.60	20.66	2,073	+0.13(+0.63%)
Sep 01, 2011	20.45	20.54	20.45	20.53	4,269	+0.10(+0.49%)
Aug 31, 2011	20.52	20.52	20.43	20.43	2,768	+0.00(+0.00%)
Aug 30, 2011	20.45	20.50	20.40	20.43	8,264	-0.06(-0.29%)
Aug 29, 2011	20.33	20.50	20.33	20.49	6,894	+0.04(+0.20%)
Aug 26, 2011	20.55	20.55	20.45	20.45	1,976	-0.13(-0.63%)
Aug 25, 2011	20.55	20.59	20.55	20.58	3,668	+0.02(+0.10%)
Aug 24, 2011	20.58	20.64	20.55	20.56	9,702	-0.05(-0.24%)
Aug 23, 2011	20.73	20.73	20.61	20.61	887	-0.15(-0.72%)
Aug 22, 2011	20.71	20.80	20.71	20.76	3,425	+0.04(+0.19%)
Aug 19, 2011	20.81	20.81	20.62	20.72	3,938	-0.13(-0.62%)
Aug 18, 2011	20.83	20.86	20.73	20.85	2,566	+0.10(+0.48%)
Aug 17, 2011	20.60	20.75	20.60	20.75	4,656	+0.06(+0.29%)
Aug 16, 2011	20.68	20.70	20.62	20.69	8,004	-0.03(-0.14%)
Aug 15, 2011	20.71	20.73	20.69	20.72	4,261	+0.00(+0.00%)
Aug 12, 2011	20.59	20.72	20.59	20.72	7,201	+0.17(+0.83%)
Aug 11, 2011	20.83	20.83	20.55	20.55	6,539	-0.33(-1.58%)
Aug 10, 2011	20.85	20.88	20.65	20.88	6,309	+0.11(+0.53%)
Aug 09, 2011	20.63	20.80	20.46	20.77	11,103	+0.02(+0.10%)
Aug 08, 2011	20.65	20.80	20.55	20.75	14,694	+0.08(+0.39%)
Aug 05, 2011	20.72	20.76	20.65	20.67	7,029	-0.14(-0.67%)
Aug 04, 2011	20.69	20.83	20.69	20.81	5,410	+0.17(+0.82%)
Aug 03, 2011	20.73	20.73	20.64	20.64	3,313	-0.15(-0.72%)
Aug 02, 2011	20.57	20.79	20.57	20.79	4,121	+0.21(+1.02%)
Jul 29, 2011	20.50	20.59	20.50	20.58	12,687	+0.07(+0.34%)
Jul 28, 2011	20.52	20.53	20.50	20.51	14,953	+0.11(+0.54%)
Jul 27, 2011	20.36	20.49	20.36	20.40	2,085	-0.07(-0.34%)
Jul 26, 2011	20.39	20.48	20.31	20.47	8,795	+0.16(+0.79%)
Jul 25, 2011	20.42	20.42	20.31	20.31	3,223	-0.13(-0.64%)
Jul 22, 2011	20.41	20.44	20.42	20.44	12,630	-0.02(-0.10%)
Jul 21, 2011	20.45	20.47	20.35	20.46	6,372	-0.03(-0.15%)
Jul 20, 2011	20.49	20.50	20.47	20.49	6,691	-0.02(-0.10%)
Jul 19, 2011	20.47	20.51	20.40	20.51	3,752	+0.11(+0.54%)
Jul 18, 2011	20.43	20.50	20.40	20.40	7,527	-0.09(-0.44%)
Jul 15, 2011	20.48	20.49	20.47	20.49	2,806	+0.17(+0.84%)
Jul 14, 2011	20.44	20.44	20.32	20.32	4,427	-0.05(-0.25%)
Jul 13, 2011	20.42	20.44	20.33	20.37	4,703	-0.12(-0.59%)
Jul 12, 2011	20.40	20.49	20.40	20.49	1,279	+0.01(+0.05%)
Jul 11, 2011	20.45	20.48	20.32	20.48	11,192	-0.01(-0.05%)
Jul 08, 2011	20.38	20.49	20.25	20.49	5,919	+0.18(+0.89%)
Jul 07, 2011	20.27	20.31	20.17	20.31	10,856	+0.00(+0.00%)
Jul 06, 2011	20.26	20.33	20.26	20.31	4,769	+0.06(+0.30%)
Jul 05, 2011	20.25	20.26	20.22	20.25	4,047	+0.01(+0.05%)
Jul 04, 2011	20.22	20.24	20.22	20.24	3,330	+0.09(+0.45%)
Jun 30, 2011	20.11	20.27	20.11	20.15	10,323	-0.07(-0.35%)
Jun 29, 2011	20.26	20.26	20.22	20.22	6,471	-0.04(-0.20%)
Jun 28, 2011	20.26	20.31	20.21	20.26	20,490	-0.09(-0.44%)
Jun 27, 2011	20.40	20.40	20.24	20.35	8,287	-0.07(-0.34%)
Jun 24, 2011	20.40	20.42	20.35	20.42	1,181	-0.02(-0.10%)
Jun 23, 2011	20.50	20.52	20.44	20.44	3,993	+0.00(+0.00%)
Jun 22, 2011	20.45	20.45	20.44	20.44	1,463	+0.01(+0.05%)
Jun 21, 2011	20.37	20.44	20.37	20.43	6,214	-0.01(-0.05%)
Jun 20, 2011	20.37	20.44	20.34	20.44	9,384	+0.11(+0.54%)
Jun 17, 2011	20.48	20.48	20.33	20.33	39,249	-0.19(-0.93%)
Jun 16, 2011	20.44	20.55	20.44	20.52	7,134	+0.15(+0.74%)
Jun 15, 2011	20.40	20.44	20.37	20.37	5,125	+0.01(+0.05%)
Jun 14, 2011	20.35	20.41	20.35	20.36	4,596	+0.02(+0.10%)
Jun 13, 2011	20.36	20.36	20.33	20.34	3,899	-0.03(-0.15%)
Jun 10, 2011	20.35	20.47	20.35	20.37	2,908	-0.06(-0.29%)
Jun 09, 2011	20.37	20.45	20.35	20.43	4,459	+0.10(+0.49%)
Jun 08, 2011	20.38	20.44	20.33	20.33	3,926	-0.11(-0.54%)
Jun 07, 2011	20.44	20.44	20.38	20.44	5,316	+0.04(+0.20%)
Jun 06, 2011	20.48	20.48	20.40	20.40	1,510	-0.02(-0.10%)

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