Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	20.56	20.63	20.50	20.51	264,660	-0.05(-0.25%)
Feb 27, 2013	20.33	20.58	20.29	20.56	251,779	+0.25(+1.21%)
Feb 26, 2013	20.34	20.39	20.18	20.31	350,106	-0.30(-1.45%)
Feb 22, 2013	20.54	20.61	20.44	20.61	173,352	+0.24(+1.17%)
Feb 21, 2013	20.44	20.44	20.29	20.37	301,081	-0.24(-1.16%)
Feb 20, 2013	20.90	20.90	20.61	20.61	261,672	-0.19(-0.90%)
Feb 19, 2013	20.78	20.81	20.73	20.80	435,104	+0.19(+0.94%)
Feb 15, 2013	20.74	20.74	20.54	20.61	369,695	-0.06(-0.27%)
Feb 14, 2013	20.68	20.68	20.59	20.66	273,519	-0.11(-0.52%)
Feb 13, 2013	20.84	20.85	20.73	20.77	416,634	+0.07(+0.36%)
Feb 12, 2013	20.68	20.76	20.62	20.69	283,424	+0.07(+0.32%)
Feb 11, 2013	20.64	20.66	20.52	20.63	387,317	+0.01(+0.04%)
Feb 08, 2013	20.63	20.64	20.55	20.62	335,846	+0.10(+0.51%)
Feb 07, 2013	20.65	20.65	20.37	20.52	1,712,259	-0.13(-0.65%)
Feb 06, 2013	20.56	20.65	20.52	20.65	707,933	+0.10(+0.51%)
Feb 04, 2013	20.75	20.75	20.51	20.55	523,835	-0.34(-1.64%)
Feb 01, 2013	20.84	20.95	20.83	20.89	413,928	+0.17(+0.83%)
Jan 31, 2013	20.84	20.87	20.72	20.72	780,977	-0.13(-0.61%)
Jan 30, 2013	20.86	20.90	20.82	20.84	369,258	+0.03(+0.15%)
Jan 29, 2013	20.75	20.83	20.71	20.81	345,045	+0.13(+0.60%)
Jan 28, 2013	20.79	20.79	20.64	20.69	393,986	-0.10(-0.50%)
Jan 25, 2013	20.76	20.79	20.68	20.79	266,998	+0.16(+0.79%)
Jan 24, 2013	20.61	20.67	20.56	20.63	491,150	+0.05(+0.25%)
Jan 23, 2013	20.58	20.61	20.51	20.58	329,765	-0.01(-0.07%)
Jan 22, 2013	20.56	20.61	20.50	20.59	423,640	+0.01(+0.07%)
Jan 18, 2013	20.61	20.61	20.45	20.58	445,263	-0.01(-0.07%)
Jan 17, 2013	20.63	20.64	20.52	20.59	714,146	+0.14(+0.69%)
Jan 16, 2013	20.44	20.48	20.39	20.45	310,979	-0.07(-0.36%)
Jan 15, 2013	20.48	20.53	20.43	20.52	357,452	-0.04(-0.22%)
Jan 14, 2013	20.59	20.59	20.48	20.57	490,674	+0.01(+0.07%)
Jan 11, 2013	20.54	20.56	20.46	20.55	300,214	+0.04(+0.22%)
Jan 10, 2013	20.46	20.53	20.36	20.51	402,765	+0.25(+1.25%)
Jan 09, 2013	20.27	20.29	20.19	20.26	608,596	+0.10(+0.52%)
Jan 08, 2013	20.26	20.30	20.13	20.15	556,867	-0.15(-0.73%)
Jan 07, 2013	20.32	20.32	20.22	20.30	421,172	-0.08(-0.40%)
Jan 04, 2013	20.28	20.40	20.21	20.38	1,011,049	+0.09(+0.44%)
Jan 03, 2013	20.41	20.44	20.26	20.29	610,098	-0.21(-1.02%)
Jan 02, 2013	20.50	20.54	20.19	20.50	2,125,124	+0.31(+1.55%)
Dec 31, 2012	19.87	20.19	19.85	20.19	814,801	+0.32(+1.61%)
Dec 28, 2012	19.96	20.00	19.78	19.87	670,875	-0.19(-0.93%)
Dec 27, 2012	20.08	20.10	19.91	20.05	315,928	+0.08(+0.41%)
Dec 26, 2012	19.94	20.01	19.88	19.97	547,372	+0.01(+0.07%)
Dec 24, 2012	20.04	20.55	19.91	19.96	262,574	-0.60(-2.90%)
Dec 21, 2012	20.38	20.58	20.33	20.55	609,368	-0.13(-0.65%)
Dec 20, 2012	20.66	20.71	20.59	20.69	511,812	+0.10(+0.47%)
Dec 19, 2012	20.66	20.66	20.55	20.59	537,078	+0.10(+0.51%)
Dec 18, 2012	20.42	20.52	20.38	20.49	492,855	+0.14(+0.70%)
Dec 17, 2012	20.26	20.34	20.25	20.34	334,074	+0.09(+0.44%)
Dec 14, 2012	20.20	20.31	20.18	20.26	248,611	+0.09(+0.45%)
Dec 13, 2012	20.23	20.25	20.11	20.17	602,900	+0.24(+1.19%)

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