Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	20.80	20.85	20.74	20.82	2,136,464	-0.02(-0.08%)
Mar 30, 2011	20.74	20.90	20.69	20.83	319,278	+0.23(+1.11%)
Mar 29, 2011	20.51	20.67	20.43	20.60	669,899	+0.02(+0.10%)
Mar 28, 2011	20.67	20.72	20.52	20.58	624,700	-0.09(-0.44%)
Mar 25, 2011	20.78	20.82	20.67	20.67	349,146	-0.23(-1.10%)
Mar 24, 2011	20.77	20.93	20.71	20.90	593,049	+0.22(+1.06%)
Mar 23, 2011	20.50	20.74	20.45	20.68	327,311	+0.18(+0.88%)
Mar 22, 2011	20.55	20.58	20.44	20.50	402,678	-0.15(-0.72%)
Mar 21, 2011	20.54	20.65	20.54	20.65	376,159	+0.48(+2.38%)
Mar 18, 2011	20.09	20.24	20.05	20.17	758,552	+0.47(+2.39%)
Mar 17, 2011	19.71	19.81	19.62	19.70	832,418	+0.49(+2.56%)
Mar 16, 2011	19.59	19.66	18.96	19.21	1,934,324	-0.49(-2.50%)
Mar 15, 2011	19.51	19.82	19.51	19.70	2,556,590	-0.56(-2.75%)
Mar 14, 2011	20.13	20.28	20.06	20.26	1,068,206	-0.39(-1.88%)
Mar 11, 2011	20.47	20.69	20.46	20.65	396,906	+0.02(+0.10%)
Mar 10, 2011	20.80	20.82	20.59	20.63	435,142	-0.48(-2.26%)
Mar 09, 2011	21.06	21.16	21.02	21.10	1,170,587	+0.07(+0.33%)
Mar 08, 2011	20.94	21.15	20.90	21.03	1,178,113	+0.05(+0.23%)
Mar 07, 2011	21.25	21.28	20.94	20.99	517,481	-0.16(-0.78%)
Mar 04, 2011	21.21	21.24	21.00	21.15	619,578	+0.01(+0.05%)
Mar 03, 2011	21.06	21.18	20.97	21.14	546,021	+0.18(+0.86%)
Mar 02, 2011	20.92	21.03	20.90	20.96	569,412	+0.11(+0.51%)
Mar 01, 2011	21.21	21.23	20.80	20.85	947,706	-0.34(-1.60%)
Feb 28, 2011	21.16	21.23	21.07	21.19	1,281,936	+0.28(+1.34%)
Feb 25, 2011	20.74	20.92	20.73	20.91	1,246,116	+0.37(+1.78%)
Feb 24, 2011	20.61	20.62	20.38	20.55	601,224	+0.01(+0.03%)
Feb 23, 2011	20.56	20.62	20.34	20.54	553,107	+0.11(+0.55%)
Feb 22, 2011	20.64	20.70	20.38	20.43	1,090,252	-0.50(-2.41%)
Feb 18, 2011	20.93	20.99	20.89	20.93	720,747	+0.06(+0.28%)
Feb 17, 2011	20.76	20.90	20.70	20.87	459,668	+0.18(+0.85%)
Feb 16, 2011	20.51	20.70	20.51	20.70	626,266	+0.25(+1.25%)
Feb 15, 2011	20.50	20.52	20.40	20.44	809,758	-0.12(-0.57%)
Feb 14, 2011	20.43	20.57	20.43	20.56	436,503	+0.04(+0.21%)
Feb 11, 2011	20.36	20.55	20.33	20.52	598,808	+0.01(+0.03%)
Feb 10, 2011	20.43	20.53	20.35	20.51	356,778	-0.15(-0.74%)
Feb 09, 2011	20.69	20.72	20.57	20.67	513,691	-0.20(-0.94%)
Feb 08, 2011	20.83	20.88	20.75	20.86	499,172	+0.02(+0.08%)
Feb 07, 2011	20.82	20.88	20.78	20.85	746,434	+0.06(+0.28%)
Feb 04, 2011	20.87	20.88	20.72	20.79	986,059	-0.13(-0.61%)
Feb 03, 2011	20.91	20.92	20.70	20.92	452,685	+0.03(+0.15%)
Feb 02, 2011	20.84	20.92	20.80	20.89	1,858,357	-0.06(-0.30%)
Feb 01, 2011	20.78	21.00	20.74	20.95	701,097	+0.37(+1.80%)
Jan 31, 2011	20.58	20.61	20.49	20.58	652,053	+0.17(+0.83%)
Jan 28, 2011	20.76	20.77	20.38	20.41	473,167	-0.36(-1.71%)
Jan 27, 2011	20.78	20.80	20.66	20.76	410,358	-0.05(-0.26%)
Jan 26, 2011	20.81	20.84	20.72	20.82	706,901	+0.07(+0.33%)
Jan 25, 2011	20.59	20.75	20.51	20.75	1,604,332	+0.11(+0.54%)
Jan 24, 2011	20.52	20.68	20.49	20.64	371,140	+0.14(+0.70%)
Jan 21, 2011	20.61	20.61	20.43	20.49	369,370	-0.01(-0.03%)
Jan 20, 2011	20.56	20.57	20.32	20.50	298,194	-0.21(-1.03%)
Jan 19, 2011	20.90	20.90	20.65	20.71	467,830	-0.11(-0.54%)
Jan 18, 2011	20.82	20.85	20.74	20.82	266,271	+0.00(+0.00%)
Jan 14, 2011	20.66	20.83	20.57	20.82	378,085	+0.13(+0.64%)
Jan 13, 2011	20.75	20.83	20.69	20.69	440,709	+0.03(+0.15%)
Jan 12, 2011	20.56	20.67	20.46	20.66	469,524	+0.31(+1.51%)
Jan 11, 2011	20.34	20.37	20.26	20.35	363,973	+0.08(+0.42%)
Jan 10, 2011	20.20	20.27	20.04	20.26	370,563	-0.06(-0.31%)
Jan 07, 2011	20.45	20.45	20.19	20.33	1,086,323	-0.06(-0.31%)
Jan 06, 2011	20.66	20.68	20.37	20.39	455,303	-0.30(-1.44%)
Jan 05, 2011	20.66	20.75	20.58	20.69	763,634	-0.05(-0.23%)
Jan 04, 2011	20.90	20.90	20.59	20.74	646,295	-0.11(-0.51%)

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