Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	21.90	21.93	21.44	21.79	293,182	-0.05(-0.23%)
May 30, 2012	22.18	22.18	21.82	21.84	187,923	-0.68(-3.04%)
May 29, 2012	22.45	22.71	22.38	22.53	104,914	+0.26(+1.18%)
May 25, 2012	22.25	22.35	22.20	22.26	156,322	+0.00(+0.00%)
May 24, 2012	22.40	22.40	22.07	22.26	218,506	-0.04(-0.20%)
May 23, 2012	22.18	22.31	21.79	22.31	485,687	-0.07(-0.31%)
May 22, 2012	22.48	22.69	22.24	22.38	244,107	-0.01(-0.03%)
May 21, 2012	21.98	22.43	21.98	22.38	250,853	+0.48(+2.18%)
May 18, 2012	22.15	22.27	21.86	21.91	298,974	-0.14(-0.65%)
May 17, 2012	22.24	22.38	22.05	22.05	214,711	-0.21(-0.96%)
May 16, 2012	22.42	22.70	22.24	22.26	345,404	-0.09(-0.42%)
May 15, 2012	22.63	22.71	22.29	22.36	224,654	-0.31(-1.38%)
May 14, 2012	22.81	22.82	22.63	22.67	479,614	-0.46(-2.01%)
May 11, 2012	23.07	23.43	23.04	23.14	200,176	-0.14(-0.62%)
May 10, 2012	23.33	23.48	23.24	23.28	415,221	+0.19(+0.82%)
May 09, 2012	23.03	23.28	22.85	23.09	542,845	-0.30(-1.29%)
May 08, 2012	23.44	23.54	23.03	23.39	283,019	-0.26(-1.09%)
May 07, 2012	23.48	23.72	23.45	23.65	360,961	+0.03(+0.13%)
May 04, 2012	23.92	23.98	23.56	23.62	196,117	-0.63(-2.59%)
May 03, 2012	24.52	24.57	24.16	24.25	241,466	-0.32(-1.30%)
May 02, 2012	24.61	24.62	24.47	24.57	258,933	-0.35(-1.39%)
May 01, 2012	24.76	25.06	24.64	24.91	290,040	+0.25(+1.02%)
Apr 30, 2012	24.48	24.70	24.48	24.66	163,335	+0.08(+0.33%)
Apr 27, 2012	24.59	24.70	24.48	24.58	133,834	+0.05(+0.20%)
Apr 26, 2012	24.21	24.58	24.15	24.53	158,258	+0.27(+1.11%)
Apr 25, 2012	24.18	24.26	24.04	24.26	83,482	+0.26(+1.10%)
Apr 24, 2012	23.95	24.08	23.89	24.00	132,781	+0.13(+0.53%)
Apr 23, 2012	23.63	23.91	23.53	23.87	304,679	-0.14(-0.58%)
Apr 20, 2012	24.17	24.25	24.00	24.01	230,257	+0.04(+0.16%)
Apr 19, 2012	24.15	24.22	23.88	23.97	581,938	-0.13(-0.52%)
Apr 18, 2012	24.09	24.23	24.05	24.10	218,234	-0.10(-0.41%)
Apr 17, 2012	23.96	24.27	23.96	24.20	345,030	+0.44(+1.85%)
Apr 16, 2012	23.91	23.98	23.67	23.76	152,943	+0.03(+0.11%)
Apr 13, 2012	23.99	24.03	23.73	23.73	138,935	-0.42(-1.74%)
Apr 12, 2012	23.72	24.19	23.68	24.15	193,043	+0.49(+2.07%)
Apr 11, 2012	23.88	23.93	23.66	23.66	391,268	+0.14(+0.61%)
Apr 10, 2012	24.07	24.12	23.49	23.52	384,270	-0.63(-2.62%)
Apr 09, 2012	23.93	24.25	23.93	24.15	250,650	-0.20(-0.82%)
Apr 05, 2012	24.35	24.59	24.30	24.35	202,542	-0.10(-0.41%)
Apr 04, 2012	24.54	24.63	24.35	24.46	237,670	-0.45(-1.79%)
Apr 03, 2012	25.16	25.17	24.69	24.90	115,855	-0.28(-1.12%)
Apr 02, 2012	24.91	25.34	24.85	25.18	1,159,061	+0.21(+0.85%)
Mar 30, 2012	24.86	24.98	24.75	24.97	497,213	+0.21(+0.84%)
Mar 29, 2012	24.61	24.82	24.41	24.76	456,627	-0.10(-0.40%)
Mar 28, 2012	25.11	25.13	24.69	24.86	274,872	-0.28(-1.10%)
Mar 27, 2012	25.42	25.42	25.14	25.14	502,984	-0.36(-1.43%)
Mar 26, 2012	25.42	25.52	25.38	25.50	328,832	+0.31(+1.25%)
Mar 23, 2012	24.94	25.23	24.89	25.19	408,187	+0.28(+1.11%)
Mar 22, 2012	25.12	25.14	24.84	24.91	277,842	-0.51(-2.00%)
Mar 21, 2012	25.48	25.55	25.32	25.42	176,182	-0.16(-0.61%)
Mar 20, 2012	25.64	25.70	25.52	25.58	314,574	-0.41(-1.59%)
Mar 19, 2012	25.76	26.06	25.76	25.99	265,411	+0.19(+0.75%)
Mar 16, 2012	25.69	25.88	25.60	25.80	118,949	+0.26(+1.01%)
Mar 15, 2012	25.55	25.63	25.39	25.54	325,434	-0.03(-0.10%)
Mar 14, 2012	25.80	25.87	25.52	25.57	82,050	-0.30(-1.16%)
Mar 13, 2012	25.67	25.89	25.52	25.87	537,215	+0.33(+1.28%)
Mar 12, 2012	25.59	25.62	25.42	25.54	83,861	-0.10(-0.39%)
Mar 09, 2012	25.70	25.87	25.58	25.64	169,010	-0.11(-0.44%)
Mar 08, 2012	25.56	25.86	25.56	25.75	134,291	+0.33(+1.31%)
Mar 07, 2012	25.23	25.50	25.18	25.42	2,663,381	+0.23(+0.92%)
Mar 06, 2012	25.50	25.50	25.10	25.19	1,013,819	-0.73(-2.83%)
Mar 05, 2012	25.98	26.03	25.74	25.92	207,662	-0.18(-0.67%)
Mar 02, 2012	26.28	26.29	25.97	26.10	177,681	-0.30(-1.12%)

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