Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.95	21.34	20.95	21.13	693,152	+0.15(+0.71%)
Jul 28, 2011	20.66	21.31	20.59	20.98	762,041	+0.47(+2.29%)
Jul 27, 2011	20.80	20.85	20.51	20.51	329,450	-0.33(-1.58%)
Jul 26, 2011	20.98	21.00	20.80	20.84	243,856	-0.14(-0.67%)
Jul 25, 2011	20.85	21.08	20.80	20.98	246,313	+0.07(+0.33%)
Jul 22, 2011	20.92	20.91	20.80	20.91	206,848	+0.02(+0.10%)
Jul 21, 2011	20.73	20.89	20.72	20.89	253,956	+0.15(+0.72%)
Jul 20, 2011	20.72	20.75	20.63	20.74	288,757	+0.01(+0.05%)
Jul 19, 2011	20.60	20.76	20.60	20.73	288,270	+0.09(+0.44%)
Jul 18, 2011	20.75	20.79	20.57	20.64	301,694	-0.14(-0.67%)
Jul 15, 2011	20.74	20.80	20.62	20.78	214,258	+0.10(+0.48%)
Jul 14, 2011	20.79	20.82	20.64	20.68	225,048	-0.04(-0.19%)
Jul 13, 2011	20.64	20.81	20.64	20.72	208,908	+0.04(+0.19%)
Jul 12, 2011	20.54	20.76	20.52	20.68	282,500	+0.08(+0.39%)
Jul 11, 2011	20.75	20.84	20.55	20.60	287,369	-0.17(-0.82%)
Jul 08, 2011	20.79	20.85	20.74	20.77	182,900	-0.02(-0.10%)
Jul 07, 2011	20.77	20.85	20.65	20.79	459,303	+0.08(+0.39%)
Jul 06, 2011	20.74	20.86	20.65	20.71	265,032	+0.01(+0.05%)
Jul 05, 2011	20.82	20.92	20.70	20.70	271,217	-0.12(-0.58%)
Jul 04, 2011	20.66	20.83	20.60	20.82	190,416	+0.23(+1.12%)
Jun 30, 2011	20.50	20.64	20.48	20.59	382,709	+0.06(+0.29%)
Jun 29, 2011	20.55	20.58	20.43	20.53	230,642	+0.02(+0.10%)
Jun 28, 2011	20.67	20.67	20.45	20.51	276,155	-0.04(-0.19%)
Jun 27, 2011	20.50	20.60	20.43	20.55	400,359	+0.05(+0.24%)
Jun 24, 2011	20.61	20.69	20.50	20.50	368,975	-0.09(-0.44%)
Jun 23, 2011	20.66	20.72	20.55	20.59	267,049	-0.09(-0.44%)
Jun 22, 2011	20.76	20.83	20.67	20.68	191,039	-0.06(-0.29%)
Jun 21, 2011	20.70	20.98	20.61	20.74	347,072	+0.16(+0.78%)
Jun 20, 2011	20.55	20.63	20.53	20.58	364,295	+0.07(+0.34%)
Jun 17, 2011	20.77	20.88	20.51	20.51	1,214,841	-0.18(-0.87%)
Jun 16, 2011	20.84	20.86	20.60	20.69	239,415	-0.12(-0.58%)
Jun 15, 2011	20.98	20.99	20.74	20.81	321,493	-0.19(-0.90%)
Jun 14, 2011	20.85	21.11	20.74	21.00	509,588	+0.23(+1.11%)
Jun 13, 2011	20.84	20.85	20.69	20.77	269,670	-0.03(-0.14%)
Jun 10, 2011	20.84	20.97	20.74	20.80	437,577	-0.11(-0.53%)
Jun 09, 2011	20.99	20.99	20.64	20.91	383,135	+0.00(+0.00%)
Jun 08, 2011	20.79	20.99	20.76	20.91	516,666	+0.12(+0.58%)
Jun 07, 2011	21.01	21.01	20.76	20.79	434,221	-0.23(-1.09%)
Jun 06, 2011	21.23	21.28	20.93	21.02	305,406	-0.21(-0.99%)
Jun 03, 2011	21.10	21.24	20.88	21.23	290,520	-0.35(-1.62%)
May 24, 2011	21.62	21.63	21.41	21.58	378,388	-0.04(-0.19%)
May 20, 2011	21.47	21.64	21.39	21.62	333,021	+0.02(+0.09%)
May 19, 2011	21.47	21.69	21.45	21.60	584,506	+0.14(+0.65%)
May 18, 2011	21.33	21.48	21.31	21.46	315,726	+0.17(+0.80%)
May 17, 2011	21.29	21.40	21.21	21.29	432,583	+0.02(+0.09%)
May 16, 2011	21.07	21.32	21.03	21.27	381,396	+0.20(+0.95%)
May 13, 2011	21.22	21.30	21.05	21.07	270,281	-0.06(-0.28%)
May 12, 2011	21.22	21.40	20.99	21.13	428,594	-0.11(-0.52%)
May 11, 2011	21.23	21.34	21.17	21.24	435,985	+0.04(+0.19%)
May 10, 2011	21.37	21.37	21.17	21.20	494,442	-0.11(-0.52%)
May 09, 2011	21.15	21.40	21.09	21.31	422,213	+0.16(+0.76%)
May 06, 2011	21.07	21.15	20.88	21.15	496,756	+0.07(+0.33%)
May 05, 2011	21.24	21.24	20.91	21.08	594,218	-0.17(-0.80%)
May 04, 2011	21.11	21.25	21.03	21.25	324,829	+0.18(+0.85%)
May 03, 2011	21.31	21.33	21.07	21.07	474,548	-0.25(-1.17%)

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