Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	20.68	20.74	20.08	20.23	966,906	-0.42(-2.03%)
Apr 28, 2011	20.47	20.75	20.43	20.65	500,021	+0.12(+0.60%)
Apr 27, 2011	20.12	20.58	20.06	20.53	701,196	+0.41(+2.04%)
Apr 26, 2011	19.91	20.12	19.83	20.12	552,990	+0.20(+1.01%)
Apr 25, 2011	19.86	19.97	19.84	19.91	549,915	+0.14(+0.71%)
Apr 21, 2011	19.63	19.82	19.49	19.77	751,486	+0.18(+0.89%)
Apr 20, 2011	19.74	19.85	19.51	19.60	557,920	+0.05(+0.27%)
Apr 19, 2011	19.70	19.86	19.41	19.55	631,583	-0.15(-0.75%)
Apr 18, 2011	19.99	20.12	19.68	19.70	1,900,464	-0.43(-2.13%)
Apr 15, 2011	20.09	20.20	19.76	20.12	10,915,955	-0.37(-1.79%)
Apr 14, 2011	20.34	20.68	20.17	20.49	433,390	+0.01(+0.04%)
Apr 13, 2011	20.53	20.71	20.28	20.48	254,651	-0.04(-0.21%)
Apr 12, 2011	20.30	20.68	20.15	20.53	211,557	-0.50(-2.37%)
Apr 11, 2011	20.90	21.10	20.90	21.03	93,678	+0.03(+0.13%)
Apr 08, 2011	21.13	21.17	20.77	21.00	130,478	-0.04(-0.17%)
Apr 07, 2011	21.37	21.57	21.02	21.03	79,370	-0.38(-1.76%)
Apr 06, 2011	21.55	21.55	21.17	21.41	103,279	-0.13(-0.61%)
Apr 05, 2011	21.50	21.67	21.33	21.54	125,633	-0.06(-0.28%)
Apr 04, 2011	21.74	21.83	21.17	21.60	244,700	-0.52(-2.33%)
Apr 01, 2011	22.43	22.43	22.00	22.12	45,777	-0.20(-0.90%)
Mar 31, 2011	22.06	22.37	22.01	22.32	101,310	+0.20(+0.91%)
Mar 30, 2011	22.00	22.17	21.94	22.12	96,622	+0.05(+0.24%)
Mar 29, 2011	22.00	22.18	21.83	22.07	41,662	+0.03(+0.12%)
Mar 28, 2011	22.35	22.49	21.93	22.04	37,143	-0.32(-1.45%)
Mar 25, 2011	21.87	22.58	21.83	22.36	135,294	+0.45(+2.08%)
Mar 24, 2011	22.08	22.09	21.84	21.91	40,662	-0.05(-0.24%)
Mar 23, 2011	22.20	22.38	21.89	21.96	92,650	-0.34(-1.53%)
Mar 22, 2011	22.20	22.43	22.20	22.30	51,907	-0.02(-0.08%)
Mar 21, 2011	22.36	22.37	22.08	22.32	67,809	+0.05(+0.24%)
Mar 18, 2011	21.66	22.29	21.51	22.27	246,440	+0.68(+3.16%)
Mar 17, 2011	21.80	21.87	21.38	21.59	87,211	-0.07(-0.32%)
Mar 16, 2011	21.88	21.90	21.59	21.66	92,904	-0.32(-1.47%)
Mar 15, 2011	21.87	22.07	21.74	21.98	113,836	-0.20(-0.91%)
Mar 14, 2011	21.88	22.24	21.66	22.18	100,938	+0.13(+0.60%)
Mar 11, 2011	21.65	22.26	21.65	22.05	111,476	+0.18(+0.80%)
Mar 10, 2011	22.13	22.19	21.72	21.87	155,334	-0.26(-1.19%)
Mar 09, 2011	22.04	22.35	22.04	22.14	167,125	+0.10(+0.44%)
Mar 08, 2011	22.02	22.22	21.94	22.04	92,817	+0.00(+0.00%)
Mar 07, 2011	22.49	22.58	21.83	22.04	80,779	-0.44(-1.95%)
Mar 04, 2011	22.59	22.59	22.35	22.48	53,760	-0.13(-0.58%)
Mar 03, 2011	22.67	22.92	22.44	22.61	82,328	-0.01(-0.04%)
Mar 02, 2011	22.43	22.63	22.25	22.62	72,998	+0.23(+1.02%)
Mar 01, 2011	22.50	22.52	22.24	22.39	69,897	-0.15(-0.66%)
Feb 28, 2011	22.47	22.57	22.22	22.54	52,844	+0.12(+0.55%)
Feb 25, 2011	21.94	22.55	21.80	22.42	62,845	+0.49(+2.23%)
Feb 24, 2011	21.97	22.01	21.75	21.93	92,041	-0.11(-0.48%)
Feb 23, 2011	22.28	22.43	21.99	22.03	67,198	-0.37(-1.64%)
Feb 22, 2011	22.35	22.74	22.35	22.40	106,162	-0.18(-0.78%)
Feb 18, 2011	22.55	22.64	22.47	22.57	69,513	+0.03(+0.12%)
Feb 17, 2011	22.36	22.59	22.35	22.55	40,568	+0.11(+0.47%)
Feb 16, 2011	22.28	22.48	22.27	22.44	27,098	+0.19(+0.87%)
Feb 15, 2011	21.99	22.27	21.98	22.25	39,085	+0.17(+0.75%)
Feb 14, 2011	21.89	22.28	21.87	22.08	52,333	+0.17(+0.76%)
Feb 11, 2011	21.96	22.03	21.88	21.92	59,013	-0.13(-0.60%)
Feb 10, 2011	22.31	22.36	21.87	22.05	100,997	-0.38(-1.68%)
Feb 09, 2011	21.87	22.70	21.46	22.43	178,395	-0.31(-1.35%)
Feb 08, 2011	22.20	22.73	22.09	22.73	149,054	+0.45(+2.00%)
Feb 07, 2011	22.01	22.31	21.79	22.29	69,322	+0.23(+1.03%)
Feb 04, 2011	21.90	22.27	21.62	22.06	118,831	+0.08(+0.36%)
Feb 03, 2011	21.22	22.03	21.22	21.98	107,061	+0.69(+3.25%)
Feb 02, 2011	21.51	21.55	21.22	21.29	38,086	-0.32(-1.46%)
Feb 01, 2011	21.36	21.64	21.25	21.60	63,453	+0.43(+2.03%)
Jan 31, 2011	21.31	21.38	21.16	21.17	116,003	-0.05(-0.25%)
Jan 28, 2011	21.50	21.72	21.19	21.23	268,216	-0.36(-1.66%)
Jan 27, 2011	21.79	21.79	21.36	21.59	87,739	-0.20(-0.92%)
Jan 26, 2011	21.73	21.96	21.55	21.79	190,817	+0.03(+0.12%)
Jan 25, 2011	21.28	21.78	21.22	21.76	75,346	+0.40(+1.88%)
Jan 24, 2011	21.22	21.37	21.22	21.36	44,975	+0.14(+0.66%)
Jan 21, 2011	21.29	21.44	21.17	21.22	70,211	+0.00(+0.00%)
Jan 20, 2011	21.22	21.34	21.22	21.22	74,962	-0.01(-0.04%)
Jan 19, 2011	21.22	21.32	21.22	21.23	68,883	-0.06(-0.29%)
Jan 18, 2011	21.44	21.44	21.22	21.29	50,512	-0.19(-0.90%)
Jan 14, 2011	21.42	21.59	21.30	21.48	90,180	+0.00(+0.00%)
Jan 13, 2011	21.53	21.55	21.39	21.48	118,267	-0.09(-0.41%)
Jan 12, 2011	21.36	21.57	21.26	21.57	92,850	+0.25(+1.15%)
Jan 11, 2011	21.52	21.52	21.22	21.32	218,496	-0.18(-0.81%)
Jan 10, 2011	21.53	21.65	21.41	21.50	46,486	-0.16(-0.73%)
Jan 07, 2011	21.58	21.66	21.36	21.66	65,210	+0.01(+0.04%)
Jan 06, 2011	21.28	21.67	21.28	21.65	163,958	+0.35(+1.64%)
Jan 05, 2011	21.22	21.66	21.21	21.30	145,940	+0.08(+0.37%)
Jan 04, 2011	21.31	21.47	21.22	21.22	106,751	-0.05(-0.25%)
Jan 03, 2011	21.33	21.49	21.22	21.27	141,461	+0.05(+0.25%)
Dec 31, 2010	21.46	21.46	21.22	21.22	47,590	-0.32(-1.50%)
Dec 30, 2010	21.38	21.61	21.20	21.54	50,205	+0.09(+0.41%)
Dec 29, 2010	21.48	21.58	21.31	21.45	30,006	-0.04(-0.16%)
Dec 28, 2010	21.68	21.73	21.38	21.49	23,256	-0.12(-0.57%)
Dec 27, 2010	21.09	21.72	21.09	21.61	45,523	+0.46(+2.15%)
Dec 23, 2010	21.87	21.87	21.04	21.16	91,427	-0.71(-3.24%)
Dec 22, 2010	21.74	22.29	21.66	21.87	251,031	+0.19(+0.89%)
Dec 21, 2010	22.01	22.08	21.66	21.67	75,899	-0.16(-0.72%)
Dec 20, 2010	21.33	21.96	21.33	21.83	150,676	+0.52(+2.42%)
Dec 17, 2010	21.00	21.31	20.98	21.31	218,226	+0.21(+1.00%)
Dec 16, 2010	20.57	21.10	20.56	21.10	109,687	+0.50(+2.42%)
Dec 15, 2010	20.75	20.82	20.48	20.61	135,865	-0.22(-1.05%)
Dec 14, 2010	20.75	21.02	20.75	20.82	205,390	+0.08(+0.38%)
Dec 13, 2010	20.85	21.01	20.74	20.75	102,682	-0.12(-0.59%)
Dec 10, 2010	20.78	20.95	20.65	20.87	149,688	+0.14(+0.68%)
Dec 09, 2010	20.67	20.78	20.55	20.73	109,679	+0.18(+0.89%)
Dec 08, 2010	20.48	20.57	20.31	20.54	125,773	+0.05(+0.26%)
Dec 07, 2010	20.72	20.75	20.47	20.49	221,766	-0.11(-0.55%)
Dec 06, 2010	20.17	20.69	20.08	20.61	274,722	+0.30(+1.46%)
Dec 03, 2010	20.02	20.32	19.92	20.31	76,368	+0.19(+0.96%)
Dec 02, 2010	19.92	20.12	19.88	20.12	109,504	+0.14(+0.70%)
Dec 01, 2010	20.02	20.04	19.73	19.98	155,648	+0.21(+1.06%)
Nov 30, 2010	19.26	20.12	19.25	19.77	1,518,309	+0.34(+1.76%)
Nov 29, 2010	19.31	19.47	19.25	19.42	103,421	-0.04(-0.18%)
Nov 26, 2010	19.27	19.49	19.25	19.46	29,071	+0.08(+0.41%)
Nov 24, 2010	19.46	19.38	19.38	19.38	126,366	+0.01(+0.04%)
Nov 23, 2010	19.27	19.47	19.26	19.37	154,169	-0.11(-0.54%)
Nov 22, 2010	19.31	19.56	19.22	19.48	171,828	+0.01(+0.05%)
Nov 19, 2010	19.25	19.51	19.25	19.47	111,331	+0.23(+1.18%)
Nov 18, 2010	19.14	19.32	18.97	19.24	126,298	+0.18(+0.92%)
Nov 17, 2010	19.16	19.24	18.93	19.07	126,165	-0.15(-0.77%)
Nov 16, 2010	19.13	19.33	18.97	19.21	159,600	-0.11(-0.54%)
Nov 15, 2010	19.29	19.45	18.93	19.32	147,175	-0.01(-0.05%)
Nov 12, 2010	19.21	19.60	19.18	19.33	199,037	-0.03(-0.14%)
Nov 11, 2010	18.53	19.56	18.53	19.35	349,304	+0.63(+3.36%)
Nov 10, 2010	18.46	18.82	18.42	18.72	99,218	+0.28(+1.52%)
Nov 09, 2010	18.67	18.80	18.27	18.44	198,131	-0.27(-1.45%)
Nov 08, 2010	19.10	19.10	18.66	18.72	193,905	-0.54(-2.82%)
Nov 05, 2010	19.33	19.58	19.18	19.26	140,565	-0.11(-0.59%)
Nov 04, 2010	18.87	19.44	18.68	19.37	205,219	+0.72(+3.85%)
Nov 03, 2010	18.59	18.72	18.51	18.65	167,468	+0.03(+0.19%)
Nov 02, 2010	18.51	18.62	18.29	18.62	317,360	+0.24(+1.29%)
Nov 01, 2010	18.51	18.72	18.20	18.38	230,127	-0.10(-0.52%)
Oct 29, 2010	18.44	18.56	18.30	18.48	169,985	-0.06(-0.33%)
Oct 28, 2010	18.54	18.67	18.34	18.54	225,475	+0.08(+0.43%)
Oct 27, 2010	18.51	18.72	18.28	18.46	153,823	-0.06(-0.33%)
Oct 25, 2010	18.67	18.67	18.30	18.52	73,363	-0.08(-0.42%)
Oct 22, 2010	18.58	18.66	18.42	18.60	469,990	+0.04(+0.19%)
Oct 21, 2010	18.58	18.69	18.37	18.57	185,130	+0.10(+0.52%)
Oct 20, 2010	18.37	18.55	18.28	18.47	257,775	+0.11(+0.57%)
Oct 19, 2010	18.14	18.59	18.14	18.37	226,950	-0.03(-0.14%)
Oct 18, 2010	18.23	18.39	18.19	18.39	98,582	+0.17(+0.91%)
Oct 15, 2010	18.16	18.37	18.01	18.23	183,135	+0.19(+1.07%)
Oct 14, 2010	18.02	18.04	17.81	18.03	158,933	+0.03(+0.15%)
Oct 13, 2010	17.94	18.09	17.93	18.01	209,208	+0.11(+0.64%)
Oct 12, 2010	17.91	17.95	17.81	17.89	170,104	-0.10(-0.54%)
Oct 11, 2010	17.94	18.02	17.81	17.99	115,918	+0.05(+0.29%)
Oct 08, 2010	17.94	18.02	17.90	17.94	136,880	+0.00(+0.00%)
Oct 07, 2010	18.04	18.04	17.85	17.94	500,012	-0.04(-0.19%)
Oct 06, 2010	17.98	18.04	17.89	17.97	119,796	-0.05(-0.29%)
Oct 05, 2010	18.02	18.09	17.86	18.02	240,837	+0.11(+0.64%)
Oct 04, 2010	17.88	18.00	17.76	17.91	134,309	-0.03(-0.15%)
Oct 01, 2010	17.94	18.11	17.81	17.94	131,295	+0.13(+0.74%)
Sep 30, 2010	17.85	18.03	17.69	17.81	184,515	+0.04(+0.25%)
Sep 29, 2010	17.94	18.11	17.63	17.76	223,254	-0.27(-1.50%)
Sep 28, 2010	18.03	18.10	17.27	18.03	5,537	+0.32(+1.78%)
Sep 27, 2010	18.07	18.16	17.60	17.72	463,283	-0.39(-2.17%)
Sep 24, 2010	18.06	18.23	17.88	18.11	263,194	+0.25(+1.37%)
Sep 23, 2010	18.15	18.17	17.82	17.87	247,532	-0.37(-2.02%)
Sep 22, 2010	18.94	18.94	18.23	18.23	329,491	-0.68(-3.61%)
Sep 21, 2010	19.00	19.07	18.86	18.92	116,325	-0.15(-0.78%)
Sep 20, 2010	18.96	19.07	18.74	19.07	182,030	+0.10(+0.51%)
Sep 17, 2010	18.97	19.21	18.64	18.97	545,116	+0.36(+1.93%)
Sep 15, 2010	18.51	18.65	18.36	18.61	188,871	+0.01(+0.05%)
Sep 14, 2010	18.14	18.63	18.08	18.60	387,940	+0.36(+1.97%)
Sep 13, 2010	18.75	18.81	18.20	18.24	336,490	-0.41(-2.20%)
Sep 10, 2010	18.59	18.87	18.51	18.65	118,279	+0.03(+0.19%)
Sep 09, 2010	18.44	19.02	18.36	18.62	162,830	+0.31(+1.67%)
Sep 08, 2010	18.59	18.70	18.28	18.31	399,365	-0.28(-1.51%)
Sep 07, 2010	19.14	19.15	18.46	18.59	136,310	-0.67(-3.50%)
Sep 03, 2010	19.23	19.47	18.93	19.27	97,410	+0.13(+0.69%)
Sep 02, 2010	19.01	19.40	18.88	19.14	117,776	+0.11(+0.60%)
Sep 01, 2010	18.62	19.08	18.34	19.02	92,709	+0.62(+3.38%)
Aug 31, 2010	18.26	18.53	18.14	18.40	193,825	-0.02(-0.10%)
Aug 30, 2010	18.74	18.83	18.36	18.42	184,965	-0.44(-2.32%)
Aug 27, 2010	18.86	18.91	18.11	18.86	171,936	+0.92(+5.12%)
Aug 26, 2010	18.11	18.33	17.62	17.94	201,809	-0.06(-0.34%)
Aug 25, 2010	17.95	18.02	17.67	18.00	159,528	-0.04(-0.24%)
Aug 24, 2010	18.13	18.42	18.03	18.04	129,187	-0.34(-1.86%)
Aug 23, 2010	18.47	18.71	18.32	18.38	181,784	-0.02(-0.10%)
Aug 20, 2010	18.15	18.42	17.90	18.40	313,223	+0.19(+1.06%)
Aug 19, 2010	18.50	18.64	18.08	18.21	179,768	-0.41(-2.21%)
Aug 18, 2010	18.63	18.63	18.37	18.62	138,696	-0.09(-0.47%)
Aug 17, 2010	18.72	18.94	18.59	18.71	183,438	+0.16(+0.85%)
Aug 16, 2010	18.29	18.87	18.20	18.55	142,227	+0.20(+1.10%)
Aug 13, 2010	18.35	18.55	18.32	18.35	123,359	-0.14(-0.76%)
Aug 12, 2010	18.56	18.59	18.25	18.49	146,159	-0.04(-0.24%)
Aug 11, 2010	19.24	19.24	18.46	18.53	233,878	-0.75(-3.90%)
Aug 10, 2010	19.68	19.85	19.16	19.28	126,465	-0.58(-2.91%)
Aug 09, 2010	19.77	19.93	19.58	19.86	124,538	+0.27(+1.38%)
Aug 06, 2010	19.59	19.90	19.14	19.59	163,475	-0.41(-2.06%)
Aug 05, 2010	20.12	20.25	19.84	20.00	123,474	-0.21(-1.04%)
Aug 04, 2010	20.12	20.42	20.05	20.21	346,112	+0.44(+2.21%)
Aug 03, 2010	20.51	20.68	19.74	19.77	375,019	-0.73(-3.58%)
Aug 02, 2010	20.74	20.81	20.33	20.51	275,439	+0.06(+0.30%)
Jul 30, 2010	20.45	20.56	19.91	20.45	252,256	+0.24(+1.17%)
Jul 29, 2010	19.96	20.30	19.69	20.21	172,415	+0.21(+1.05%)
Jul 28, 2010	20.27	20.27	19.95	20.00	121,742	-0.21(-1.04%)
Jul 27, 2010	19.91	20.36	19.86	20.21	166,574	+0.39(+1.99%)
Jul 26, 2010	19.31	19.94	19.25	19.82	226,505	+0.49(+2.54%)
Jul 23, 2010	18.71	19.63	18.59	19.33	324,763	+0.61(+3.27%)
Jul 22, 2010	18.58	18.79	18.45	18.72	150,233	+0.39(+2.15%)
Jul 21, 2010	18.93	19.06	18.28	18.32	132,248	-0.53(-2.83%)
Jul 20, 2010	18.42	18.86	18.32	18.86	168,192	+0.38(+2.08%)
Jul 19, 2010	18.81	18.81	18.24	18.47	184,235	-0.24(-1.26%)
Jul 16, 2010	18.71	18.98	18.19	18.71	337,603	+0.39(+2.10%)
Jul 15, 2010	18.29	18.37	18.02	18.32	149,380	-0.04(-0.19%)
Jul 14, 2010	18.49	18.49	18.16	18.36	104,807	-0.21(-1.13%)
Jul 13, 2010	18.16	18.63	18.16	18.57	319,797	+0.57(+3.16%)
Jul 12, 2010	18.21	18.42	17.97	18.00	179,857	-0.30(-1.63%)
Jul 09, 2010	18.30	18.44	18.03	18.30	431,190	+0.11(+0.63%)
Jul 08, 2010	18.55	18.80	18.04	18.18	299,150	-0.37(-1.98%)
Jul 07, 2010	18.64	18.69	18.33	18.55	354,619	-0.17(-0.89%)
Jul 06, 2010	18.99	19.29	18.56	18.72	350,315	-0.24(-1.25%)
Jul 02, 2010	18.95	19.30	18.84	18.95	242,263	+0.19(+1.03%)
Jul 01, 2010	18.76	18.92	18.50	18.76	209,557	+0.00(+0.00%)
Jun 30, 2010	19.00	19.00	18.55	18.76	204,694	-0.27(-1.43%)
Jun 29, 2010	19.17	19.36	18.78	19.03	271,770	-0.79(-3.97%)
Jun 25, 2010	19.82	20.13	18.80	19.82	3,743,441	+0.51(+2.63%)
Jun 24, 2010	19.42	19.61	19.25	19.31	236,831	-0.11(-0.59%)
Jun 23, 2010	19.09	19.56	18.92	19.42	414,967	+0.35(+1.83%)
Jun 22, 2010	18.94	19.18	18.93	19.07	625,409	+0.27(+1.44%)
Jun 21, 2010	18.77	19.14	18.55	18.80	415,702	+0.09(+0.47%)
Jun 18, 2010	18.72	18.98	18.55	18.72	266,888	-0.01(-0.05%)
Jun 17, 2010	19.00	19.00	18.63	18.72	213,965	-0.14(-0.74%)
Jun 16, 2010	18.93	18.99	18.79	18.86	196,387	-0.03(-0.14%)
Jun 15, 2010	18.81	19.02	18.71	18.89	467,328	+0.06(+0.33%)
Jun 14, 2010	18.81	19.14	18.65	18.83	384,964	+0.09(+0.47%)
Jun 11, 2010	18.64	18.80	18.58	18.74	237,841	-0.02(-0.09%)
Jun 10, 2010	18.65	18.77	18.42	18.76	375,889	+0.32(+1.76%)
Jun 09, 2010	18.53	18.88	18.18	18.44	475,524	+0.08(+0.43%)
Jun 08, 2010	18.89	19.37	17.91	18.36	629,248	-0.62(-3.27%)
Jun 07, 2010	20.06	20.06	18.72	18.98	271,712	-0.95(-4.74%)
Jun 04, 2010	19.92	20.71	19.44	19.92	322,102	-0.73(-3.56%)
Jun 03, 2010	20.83	20.83	20.39	20.66	150,145	-0.25(-1.21%)
Jun 02, 2010	20.76	20.91	20.58	20.91	134,860	+0.14(+0.67%)
Jun 01, 2010	20.65	20.91	20.53	20.77	357,854	+0.03(+0.17%)
May 28, 2010	20.74	20.98	20.57	20.74	206,539	-0.21(-1.00%)
May 27, 2010	20.74	20.96	20.65	20.95	188,751	+0.40(+1.96%)
May 26, 2010	21.39	21.66	20.37	20.54	212,991	-0.32(-1.55%)
May 25, 2010	20.58	20.88	20.21	20.87	215,310	-0.04(-0.17%)
May 24, 2010	21.12	21.12	20.80	20.90	142,621	+0.09(+0.42%)
May 21, 2010	19.79	21.31	19.79	20.82	194,273	+0.65(+3.21%)
May 20, 2010	21.00	21.09	19.78	20.17	571	-1.23(-5.76%)
May 19, 2010	21.44	21.66	20.85	21.40	133,300	+0.04(+0.20%)
May 18, 2010	21.57	21.78	21.00	21.36	148,484	+0.03(+0.12%)
May 17, 2010	21.35	21.90	21.04	21.33	250,631	-0.15(-0.69%)
May 14, 2010	21.48	22.26	21.34	21.48	278,919	-0.81(-3.65%)
May 13, 2010	21.77	22.31	21.77	22.29	197,931	+0.29(+1.31%)
May 12, 2010	22.02	22.06	21.77	22.01	590,391	+0.25(+1.17%)
May 11, 2010	21.67	21.90	21.59	21.75	197,051	+0.19(+0.89%)
May 10, 2010	21.41	21.66	21.07	21.56	326,122	+0.28(+1.32%)
May 07, 2010	21.00	21.58	20.56	21.28	643,998	+0.05(+0.25%)
May 06, 2010	22.60	22.60	20.23	21.23	157	+0.61(+2.95%)
May 05, 2010	20.69	20.94	20.47	20.62	364,468	-0.17(-0.82%)
May 04, 2010	20.74	20.96	20.65	20.79	237,167	+0.01(+0.04%)

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