Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	22.79	22.89	22.71	22.71	539,631	+0.01(+0.03%)
Feb 27, 2013	22.52	22.73	22.52	22.70	249,406	+0.21(+0.95%)
Feb 26, 2013	22.60	22.64	22.42	22.49	440,534	+0.07(+0.32%)
Feb 25, 2013	22.89	22.91	22.40	22.42	520,881	-0.39(-1.70%)
Feb 22, 2013	22.67	22.82	22.63	22.81	720,503	+0.21(+0.94%)
Feb 21, 2013	22.63	22.65	22.51	22.59	528,709	-0.32(-1.41%)
Feb 20, 2013	23.14	23.14	22.90	22.92	484,957	-0.07(-0.31%)
Feb 19, 2013	22.90	23.01	22.87	22.99	642,825	+0.20(+0.90%)
Feb 15, 2013	22.85	22.86	22.71	22.78	227,181	-0.01(-0.03%)
Feb 14, 2013	22.66	22.80	22.63	22.79	374,769	-0.05(-0.21%)
Feb 13, 2013	22.86	22.89	22.78	22.84	348,736	+0.19(+0.84%)
Feb 12, 2013	22.60	22.71	22.59	22.65	351,175	+0.08(+0.35%)
Feb 11, 2013	22.59	22.62	22.52	22.57	516,904	+0.01(+0.03%)
Feb 08, 2013	22.53	22.60	22.52	22.56	323,747	+0.17(+0.74%)
Feb 07, 2013	22.62	22.63	22.31	22.40	880,912	-0.42(-1.83%)
Feb 06, 2013	22.63	22.82	22.63	22.81	748,617	+0.20(+0.90%)
Feb 04, 2013	22.72	22.75	22.59	22.61	2,156,930	-0.28(-1.24%)
Feb 01, 2013	22.98	23.02	22.89	22.89	1,633,846	+0.23(+1.01%)
Jan 31, 2013	22.65	22.77	22.62	22.67	526,453	+0.01(+0.03%)
Jan 30, 2013	22.56	22.72	22.55	22.66	626,708	+0.02(+0.10%)
Jan 29, 2013	22.59	22.66	22.56	22.63	355,041	+0.06(+0.28%)
Jan 28, 2013	22.59	22.59	22.49	22.57	319,377	+0.01(+0.03%)
Jan 25, 2013	22.50	22.59	22.48	22.56	688,127	+0.13(+0.56%)
Jan 24, 2013	22.34	22.45	22.33	22.44	551,195	+0.14(+0.64%)
Jan 23, 2013	22.24	22.31	22.18	22.29	1,355,985	+0.23(+1.04%)
Jan 22, 2013	22.03	22.07	21.95	22.07	555,935	-0.06(-0.25%)
Jan 18, 2013	22.13	22.19	22.03	22.12	285,362	-0.13(-0.60%)
Jan 17, 2013	22.14	22.31	22.09	22.25	358,841	+0.30(+1.37%)
Jan 16, 2013	21.95	22.04	21.91	21.95	416,096	+0.01(+0.04%)
Jan 15, 2013	21.83	21.99	21.80	21.95	192,361	-0.02(-0.07%)
Jan 14, 2013	21.98	22.03	21.93	21.96	457,997	-0.10(-0.46%)
Jan 11, 2013	22.07	22.12	22.00	22.07	434,745	+0.09(+0.43%)
Jan 10, 2013	21.84	22.00	21.84	21.97	274,366	+0.29(+1.35%)
Jan 09, 2013	21.53	21.68	21.53	21.68	945,009	+0.19(+0.88%)
Jan 08, 2013	21.50	21.54	21.43	21.49	985,473	-0.01(-0.04%)
Jan 07, 2013	21.40	21.50	21.36	21.50	406,223	+0.00(+0.00%)
Jan 04, 2013	21.31	21.52	21.28	21.50	1,224,513	+0.24(+1.11%)
Jan 03, 2013	21.28	21.41	21.24	21.26	1,492,054	-0.24(-1.14%)
Jan 02, 2013	21.40	21.53	21.33	21.50	1,564,562	+0.34(+1.60%)
Dec 31, 2012	20.97	21.18	20.94	21.16	664,201	+0.21(+1.02%)
Dec 28, 2012	21.09	21.10	20.92	20.95	775,456	-0.17(-0.82%)
Dec 27, 2012	21.24	21.24	21.03	21.13	175,518	-0.02(-0.07%)
Dec 26, 2012	21.17	21.21	21.05	21.14	301,032	+0.06(+0.26%)
Dec 24, 2012	21.12	21.20	21.06	21.09	258,428	-0.07(-0.34%)
Dec 21, 2012	21.06	21.16	21.04	21.16	324,216	-0.13(-0.59%)
Dec 20, 2012	21.34	21.35	21.20	21.28	206,686	-0.02(-0.11%)
Dec 19, 2012	21.47	21.50	21.28	21.31	360,787	+0.06(+0.30%)
Dec 18, 2012	21.16	21.29	21.15	21.24	990,362	+0.16(+0.75%)
Dec 17, 2012	21.01	21.11	21.01	21.09	425,738	+0.06(+0.26%)
Dec 14, 2012	20.95	21.11	20.94	21.03	225,555	+0.04(+0.19%)
Dec 13, 2012	20.99	21.05	20.94	20.99	475,652	-0.02(-0.11%)
Dec 12, 2012	21.01	21.39	20.94	21.02	336,745	+0.06(+0.27%)
Dec 11, 2012	20.93	21.00	20.92	20.96	583,921	+0.09(+0.42%)
Dec 10, 2012	20.82	20.90	20.80	20.87	179,958	+0.07(+0.34%)
Dec 07, 2012	20.79	20.83	20.73	20.80	178,422	+0.02(+0.11%)
Dec 06, 2012	20.84	20.85	20.74	20.78	381,788	+0.02(+0.08%)
Dec 05, 2012	20.69	20.84	20.69	20.76	261,935	+0.02(+0.08%)

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