Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	67.05	67.32	65.42	65.48	538,643	-1.67(-2.49%)
May 23, 2011	66.22	67.44	66.20	67.16	447,271	-0.20(-0.29%)
May 20, 2011	69.16	69.16	66.79	67.35	984,765	-1.70(-2.46%)
May 19, 2011	69.83	70.12	67.67	69.06	790,010	-1.86(-2.62%)
May 18, 2011	70.03	71.04	69.45	70.92	434,698	+0.61(+0.86%)
May 17, 2011	70.48	71.08	69.82	70.31	318,132	-0.15(-0.21%)
May 16, 2011	71.92	72.45	70.14	70.46	419,927	-1.56(-2.17%)
May 13, 2011	73.71	73.85	71.69	72.02	337,659	-1.29(-1.76%)
May 12, 2011	72.77	73.84	72.15	73.31	397,848	+0.87(+1.20%)
May 11, 2011	73.54	74.48	71.66	72.44	546,005	-1.23(-1.68%)
May 10, 2011	72.66	73.84	72.32	73.67	437,059	+1.68(+2.34%)
May 09, 2011	73.16	73.16	71.24	71.99	384,536	-1.00(-1.37%)
May 06, 2011	73.58	74.29	72.51	72.99	315,454	-0.01(-0.01%)
May 05, 2011	71.37	73.22	70.94	73.00	509,524	+0.87(+1.21%)
May 04, 2011	70.81	72.31	70.36	72.13	595,121	+1.19(+1.67%)
May 03, 2011	71.78	72.31	70.43	70.94	1,926,137	-7.76(-9.86%)
May 02, 2011	78.58	81.08	78.33	78.70	422,399	-1.67(-2.08%)
Apr 29, 2011	81.81	81.81	80.22	80.38	1,135,212	-1.21(-1.48%)
Apr 28, 2011	81.72	81.96	80.78	81.58	305,265	+0.22(+0.28%)
Apr 27, 2011	79.40	81.39	79.39	81.36	481,909	+2.28(+2.88%)
Apr 26, 2011	76.94	79.24	76.56	79.08	456,793	+2.37(+3.10%)
Apr 25, 2011	77.12	77.84	76.32	76.70	319,630	-0.24(-0.32%)
Apr 21, 2011	76.95	77.26	75.91	76.95	460,061	-0.33(-0.42%)
Apr 20, 2011	74.21	77.28	74.21	77.27	670,922	+4.25(+5.83%)
Apr 19, 2011	73.26	73.61	72.29	73.02	308,698	-0.30(-0.41%)
Apr 18, 2011	72.43	73.57	71.06	73.32	507,965	-0.07(-0.09%)
Apr 15, 2011	73.45	73.56	72.43	73.38	381,765	+0.23(+0.32%)
Apr 14, 2011	72.66	73.24	72.01	73.15	251,318	+0.24(+0.33%)
Apr 13, 2011	73.89	73.93	72.59	72.91	511,603	-0.90(-1.22%)
Apr 12, 2011	72.50	73.91	72.50	73.81	526,124	+0.63(+0.86%)
Apr 11, 2011	73.88	74.08	72.87	73.18	234,046	+0.05(+0.06%)
Apr 08, 2011	74.70	75.04	72.46	73.13	376,115	-1.52(-2.04%)
Apr 07, 2011	74.39	75.97	73.79	74.66	283,179	-0.07(-0.10%)
Apr 06, 2011	75.30	76.01	73.78	74.73	277,203	-0.01(-0.01%)
Apr 05, 2011	74.65	76.07	73.60	74.74	329,648	-0.01(-0.01%)
Apr 04, 2011	76.42	77.16	74.38	74.75	310,793	-1.55(-2.03%)
Apr 01, 2011	77.47	78.38	75.97	76.30	436,373	-0.97(-1.26%)
Mar 31, 2011	77.70	78.73	76.42	77.27	410,164	-0.60(-0.77%)
Mar 30, 2011	75.61	78.12	75.04	77.87	403,613	+2.84(+3.79%)
Mar 29, 2011	73.57	75.03	72.78	75.03	333,137	+1.36(+1.84%)
Mar 28, 2011	74.94	75.89	73.56	73.67	300,913	-0.96(-1.29%)
Mar 25, 2011	75.10	76.61	74.01	74.64	391,237	-0.39(-0.52%)
Mar 24, 2011	73.49	75.40	72.74	75.03	466,188	+1.64(+2.23%)
Mar 23, 2011	72.73	73.49	71.89	73.39	625,035	+0.35(+0.47%)
Mar 22, 2011	74.54	74.65	72.57	73.05	1,216,300	-1.52(-2.04%)
Mar 21, 2011	75.82	77.10	74.49	74.57	765,256	-1.92(-2.51%)
Mar 18, 2011	75.61	76.66	74.42	76.49	2,085,119	+1.50(+1.99%)
Mar 17, 2011	77.69	77.70	74.90	74.99	950,162	-1.61(-2.10%)
Mar 16, 2011	76.39	77.76	76.18	76.60	806,253	-0.73(-0.94%)
Mar 15, 2011	75.18	78.76	74.72	77.33	609,142	-0.14(-0.18%)
Mar 14, 2011	78.02	78.37	76.85	77.47	545,852	-1.24(-1.58%)
Mar 11, 2011	77.25	78.99	76.37	78.71	475,693	+0.82(+1.06%)
Mar 10, 2011	77.77	78.37	77.13	77.89	521,473	-1.05(-1.33%)
Mar 09, 2011	78.40	79.52	77.57	78.94	335,015	+0.36(+0.46%)
Mar 08, 2011	77.77	79.98	76.81	78.58	510,153	+0.75(+0.96%)
Mar 07, 2011	79.74	80.23	77.52	77.83	430,414	-1.42(-1.79%)
Mar 04, 2011	80.87	81.99	77.66	79.25	682,214	+0.24(+0.31%)
Mar 03, 2011	79.07	79.89	78.07	79.00	503,109	+0.51(+0.66%)
Mar 02, 2011	77.04	78.97	76.33	78.49	485,771	+0.89(+1.14%)

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