Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	87.99	88.38	86.97	87.01	213,259	-1.06(-1.20%)
May 23, 2011	87.65	88.76	87.31	88.07	152,150	-0.32(-0.36%)
May 20, 2011	89.04	90.32	87.80	88.39	285,479	-1.22(-1.37%)
May 19, 2011	90.49	91.22	89.61	89.61	198,176	+0.02(+0.03%)
May 18, 2011	88.41	89.81	87.89	89.59	172,673	+1.23(+1.39%)
May 17, 2011	88.04	88.97	87.76	88.36	103,722	-0.14(-0.16%)
May 16, 2011	89.02	89.22	88.19	88.50	123,456	-0.86(-0.96%)
May 13, 2011	89.98	90.88	89.01	89.36	78,348	-0.47(-0.52%)
May 12, 2011	89.19	90.68	88.56	89.83	153,372	+0.13(+0.14%)
May 11, 2011	89.61	90.11	88.80	89.70	98,713	-0.20(-0.22%)
May 10, 2011	89.55	90.07	89.16	89.90	64,287	+0.84(+0.94%)
May 09, 2011	88.04	89.48	88.04	89.06	74,030	+0.83(+0.94%)
May 06, 2011	88.18	89.37	87.69	88.23	92,339	+0.27(+0.31%)
May 05, 2011	89.50	90.11	87.44	87.96	179,803	-1.83(-2.04%)
May 04, 2011	90.84	91.00	89.27	89.79	162,960	-0.88(-0.97%)
May 03, 2011	90.64	90.92	89.70	90.67	273,222	-0.48(-0.53%)
May 02, 2011	91.32	91.57	89.76	91.15	331,079	+1.43(+1.59%)
Apr 29, 2011	87.65	90.10	87.25	89.72	390,024	+2.54(+2.91%)
Apr 28, 2011	86.69	87.46	85.91	87.18	179,874	+0.47(+0.54%)
Apr 27, 2011	86.12	86.73	85.54	86.71	231,409	+0.35(+0.41%)
Apr 26, 2011	85.81	86.78	85.16	86.36	142,228	+0.48(+0.56%)
Apr 25, 2011	85.73	86.14	84.75	85.88	101,212	-0.17(-0.20%)
Apr 21, 2011	86.98	86.98	85.58	86.05	102,337	-0.30(-0.35%)
Apr 20, 2011	85.95	87.67	85.61	86.35	240,113	+1.19(+1.40%)
Apr 19, 2011	85.10	85.80	84.54	85.16	150,222	+0.23(+0.27%)
Apr 18, 2011	84.83	85.47	83.90	84.93	134,984	-0.74(-0.86%)
Apr 15, 2011	85.39	86.31	84.58	85.67	123,411	+0.23(+0.27%)
Apr 14, 2011	83.18	85.45	83.04	85.44	196,023	+2.09(+2.51%)
Apr 13, 2011	82.18	83.35	81.80	83.35	102,576	+1.35(+1.65%)
Apr 12, 2011	82.09	83.00	81.80	82.00	205,347	-0.80(-0.97%)
Apr 11, 2011	83.25	83.25	82.03	82.80	201,465	-0.30(-0.36%)
Apr 08, 2011	85.33	86.86	83.04	83.10	261,651	-1.91(-2.25%)
Apr 07, 2011	86.55	86.56	83.39	85.01	271,799	-1.38(-1.60%)
Apr 06, 2011	88.56	89.11	86.11	86.39	194,738	-1.76(-2.00%)
Apr 05, 2011	86.71	88.39	86.50	88.15	160,825	+1.58(+1.83%)
Apr 04, 2011	85.57	87.75	85.57	86.57	265,013	+1.45(+1.70%)
Apr 01, 2011	83.75	85.64	83.42	85.12	177,676	+1.78(+2.14%)
Mar 31, 2011	83.50	83.68	82.90	83.34	112,231	+0.21(+0.25%)
Mar 30, 2011	83.13	83.65	82.81	83.13	70,969	+0.03(+0.04%)
Mar 29, 2011	81.86	83.21	81.86	83.10	74,283	+1.02(+1.24%)
Mar 28, 2011	81.97	82.64	81.97	82.08	73,396	+0.09(+0.11%)
Mar 25, 2011	81.90	82.64	81.40	81.99	149,351	+0.40(+0.49%)
Mar 24, 2011	81.41	81.92	80.92	81.59	152,959	+0.57(+0.70%)
Mar 23, 2011	80.54	81.21	79.54	81.02	117,353	+0.51(+0.63%)
Mar 22, 2011	79.83	80.57	78.67	80.51	298,249	+0.40(+0.50%)
Mar 21, 2011	80.45	81.23	79.76	80.11	238,604	+0.60(+0.75%)
Mar 18, 2011	79.75	80.63	78.99	79.51	161,511	+0.24(+0.30%)
Mar 17, 2011	79.48	80.45	78.76	79.27	147,688	+0.38(+0.48%)
Mar 16, 2011	79.62	79.80	78.83	78.89	159,229	-0.84(-1.05%)
Mar 15, 2011	79.37	80.33	78.66	79.73	203,368	-1.66(-2.04%)
Mar 14, 2011	81.79	82.53	81.39	81.39	107,889	-0.63(-0.77%)
Mar 11, 2011	81.55	82.39	81.49	82.02	212,407	+0.06(+0.07%)
Mar 10, 2011	81.83	82.19	80.55	81.96	277,180	-0.77(-0.93%)
Mar 09, 2011	81.22	83.00	80.64	82.73	210,365	+1.51(+1.86%)
Mar 08, 2011	80.35	81.82	79.75	81.22	128,765	+1.33(+1.66%)
Mar 07, 2011	81.58	81.58	79.13	79.89	175,259	-1.64(-2.01%)
Mar 04, 2011	81.44	82.22	81.03	81.53	143,706	-0.24(-0.29%)
Mar 03, 2011	81.21	82.37	80.69	81.77	239,943	+1.05(+1.30%)
Mar 02, 2011	80.43	81.83	80.30	80.72	165,924	+0.42(+0.52%)

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