Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	21.15	21.31	21.15	21.16	401,439	-0.01(-0.04%)
Feb 27, 2013	20.90	21.20	20.90	21.17	47,684	+0.30(+1.45%)
Feb 26, 2013	20.82	20.88	20.75	20.87	48,102	+0.15(+0.71%)
Feb 25, 2013	21.12	21.14	20.72	20.72	53,107	-0.30(-1.43%)
Feb 22, 2013	20.96	21.02	20.88	21.02	71,285	+0.13(+0.62%)
Feb 21, 2013	20.96	21.01	20.84	20.89	89,462	-0.13(-0.64%)
Feb 20, 2013	21.30	21.31	21.02	21.02	445,348	-0.29(-1.34%)
Feb 19, 2013	21.22	21.32	21.22	21.31	86,605	+0.11(+0.52%)
Feb 15, 2013	21.23	21.31	21.11	21.20	136,962	-0.03(-0.16%)
Feb 14, 2013	21.19	21.27	21.16	21.23	127,869	-0.02(-0.07%)
Feb 13, 2013	21.32	21.35	21.21	21.25	112,997	+0.04(+0.20%)
Feb 12, 2013	21.09	21.24	21.09	21.21	164,096	+0.05(+0.23%)
Feb 11, 2013	21.19	21.19	21.11	21.16	115,519	-0.05(-0.25%)
Feb 08, 2013	21.09	21.21	21.09	21.21	98,792	+0.15(+0.71%)
Feb 07, 2013	21.07	21.07	20.88	21.06	189,771	-0.02(-0.09%)
Feb 06, 2013	21.02	21.12	21.02	21.08	157,078	+0.23(+1.10%)
Feb 04, 2013	21.03	21.06	20.84	20.85	223,766	-0.31(-1.47%)
Feb 01, 2013	21.17	21.17	21.07	21.16	237,821	+0.17(+0.82%)
Jan 31, 2013	20.98	21.09	20.96	20.99	329,657	-0.04(-0.21%)
Jan 30, 2013	21.09	21.13	21.02	21.03	1,081,576	-0.02(-0.11%)
Jan 29, 2013	21.09	21.09	20.99	21.05	120,908	-0.07(-0.35%)
Jan 28, 2013	21.18	21.20	21.08	21.13	141,489	-0.05(-0.23%)
Jan 25, 2013	21.07	21.20	21.07	21.17	57,120	+0.16(+0.75%)
Jan 24, 2013	20.96	21.12	20.95	21.02	77,323	+0.15(+0.71%)
Jan 23, 2013	20.82	20.89	20.79	20.87	125,241	+0.06(+0.30%)
Jan 22, 2013	20.74	20.81	20.69	20.81	535,202	+0.07(+0.33%)
Jan 18, 2013	20.72	20.75	20.66	20.74	86,399	+0.03(+0.13%)
Jan 17, 2013	20.63	20.74	20.60	20.71	54,830	+0.21(+1.04%)
Jan 16, 2013	20.45	20.53	20.45	20.50	94,358	-0.02(-0.10%)
Jan 15, 2013	20.33	20.53	20.33	20.52	226,838	+0.14(+0.70%)
Jan 14, 2013	20.36	20.42	20.33	20.38	381,196	+0.02(+0.10%)
Jan 11, 2013	20.35	20.37	20.29	20.36	122,714	+0.04(+0.19%)
Jan 10, 2013	20.32	20.33	20.21	20.32	122,094	+0.06(+0.29%)
Jan 09, 2013	20.24	20.33	20.23	20.26	406,572	+0.05(+0.27%)
Jan 08, 2013	20.20	20.24	20.11	20.20	119,022	-0.04(-0.21%)
Jan 07, 2013	20.26	20.28	20.16	20.25	249,278	-0.06(-0.31%)
Jan 04, 2013	20.27	20.34	20.23	20.31	191,767	+0.11(+0.56%)
Jan 03, 2013	20.23	20.33	20.19	20.20	97,905	-0.01(-0.03%)
Jan 02, 2013	20.13	20.20	20.04	20.20	314,270	+0.45(+2.29%)
Dec 31, 2012	19.44	19.75	19.40	19.75	339,378	+0.35(+1.82%)
Dec 28, 2012	19.44	19.55	19.38	19.40	133,082	-0.16(-0.83%)
Dec 27, 2012	19.55	19.61	19.31	19.56	91,106	+0.02(+0.09%)
Dec 26, 2012	19.76	19.76	19.52	19.54	229,818	-0.19(-0.96%)
Dec 24, 2012	19.77	19.79	19.73	19.73	228,956	-0.05(-0.28%)
Dec 21, 2012	19.78	19.83	19.66	19.78	120,073	-0.22(-1.11%)
Dec 20, 2012	19.90	20.02	19.88	20.01	142,056	+0.06(+0.32%)
Dec 19, 2012	20.11	20.11	19.94	19.94	1,509,521	-0.13(-0.66%)
Dec 18, 2012	19.91	20.12	19.86	20.08	150,306	+0.19(+0.97%)
Dec 17, 2012	19.61	19.89	19.61	19.89	146,994	+0.30(+1.54%)
Dec 14, 2012	19.61	19.63	19.56	19.58	104,064	-0.05(-0.25%)
Dec 13, 2012	19.75	19.81	19.59	19.63	140,431	-0.07(-0.34%)
Dec 12, 2012	19.73	19.81	19.68	19.70	297,084	-0.01(-0.06%)
Dec 11, 2012	19.74	19.82	19.68	19.71	203,904	+0.05(+0.26%)
Dec 10, 2012	19.73	19.75	19.62	19.66	209,900	-0.08(-0.39%)
Dec 07, 2012	19.79	19.80	19.68	19.74	153,309	+0.04(+0.19%)
Dec 06, 2012	19.56	19.71	19.56	19.70	351,917	+0.14(+0.74%)
Dec 05, 2012	19.53	19.64	19.44	19.55	191,655	-0.03(-0.15%)

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