Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	21.91	21.97	21.81	21.81	474,539	-0.05(-0.23%)
Feb 27, 2013	21.62	21.90	21.61	21.86	252,366	+0.23(+1.06%)
Feb 26, 2013	21.58	21.68	21.51	21.63	230,614	-0.14(-0.62%)
Feb 22, 2013	21.69	21.77	21.66	21.77	274,643	+0.16(+0.73%)
Feb 21, 2013	21.64	21.66	21.56	21.61	249,702	-0.05(-0.23%)
Feb 20, 2013	21.81	21.84	21.66	21.66	326,676	-0.14(-0.66%)
Feb 19, 2013	21.70	21.81	21.70	21.81	428,013	+0.15(+0.69%)
Feb 15, 2013	21.68	21.69	21.58	21.66	177,891	+0.02(+0.10%)
Feb 14, 2013	21.59	21.66	21.56	21.63	304,761	+0.01(+0.07%)
Feb 13, 2013	21.67	21.68	21.58	21.62	274,468	-0.01(-0.07%)
Feb 12, 2013	21.61	21.66	21.58	21.63	391,459	+0.04(+0.17%)
Feb 11, 2013	21.61	21.61	21.55	21.60	264,439	-0.01(-0.03%)
Feb 08, 2013	21.60	21.64	21.57	21.61	250,731	+0.05(+0.23%)
Feb 07, 2013	21.60	21.60	21.43	21.56	310,090	-0.01(-0.03%)
Feb 06, 2013	21.47	21.56	21.43	21.56	315,232	+0.20(+0.94%)
Feb 04, 2013	21.46	21.46	21.36	21.36	545,177	-0.21(-0.96%)
Feb 01, 2013	21.46	21.57	21.46	21.57	327,577	+0.21(+0.97%)
Jan 31, 2013	21.46	21.46	21.36	21.36	793,741	-0.10(-0.47%)
Jan 30, 2013	21.55	21.58	21.46	21.46	470,035	-0.09(-0.40%)
Jan 29, 2013	21.40	21.56	21.40	21.55	696,150	+0.12(+0.57%)
Jan 28, 2013	21.47	21.48	21.36	21.43	962,664	+0.00(+0.00%)
Jan 25, 2013	21.41	21.44	21.35	21.43	431,256	+0.09(+0.43%)
Jan 24, 2013	21.30	21.38	21.29	21.33	336,994	+0.09(+0.40%)
Jan 23, 2013	21.21	21.25	21.17	21.25	740,065	+0.03(+0.13%)
Jan 22, 2013	21.17	21.23	21.11	21.22	712,647	+0.04(+0.20%)
Jan 18, 2013	21.14	21.18	21.05	21.18	423,858	+0.04(+0.17%)
Jan 17, 2013	21.01	21.18	21.01	21.14	290,366	+0.21(+0.99%)
Jan 16, 2013	20.91	20.96	20.89	20.93	239,632	-0.03(-0.14%)
Jan 15, 2013	20.86	20.97	20.86	20.96	231,930	+0.04(+0.21%)
Jan 14, 2013	20.90	20.93	20.86	20.92	361,032	+0.06(+0.27%)
Jan 11, 2013	20.85	20.88	20.80	20.86	262,833	+0.01(+0.07%)
Jan 10, 2013	20.81	20.86	20.73	20.85	1,557,410	+0.13(+0.62%)
Jan 09, 2013	20.68	20.74	20.67	20.72	255,781	+0.09(+0.45%)
Jan 08, 2013	20.66	20.68	20.58	20.63	257,247	-0.07(-0.34%)
Jan 07, 2013	20.73	20.73	20.66	20.70	448,229	-0.07(-0.34%)
Jan 04, 2013	20.75	20.79	20.69	20.77	248,735	+0.10(+0.50%)
Jan 03, 2013	20.70	20.73	20.63	20.67	253,580	-0.01(-0.06%)
Jan 02, 2013	20.58	20.68	20.52	20.68	2,126,369	+0.44(+2.15%)
Dec 31, 2012	19.96	20.24	19.93	20.24	499,178	+0.27(+1.36%)
Dec 28, 2012	20.12	20.17	19.96	19.97	390,550	-0.24(-1.17%)
Dec 27, 2012	20.24	20.26	20.02	20.21	306,853	-0.02(-0.11%)
Dec 26, 2012	20.37	20.37	20.20	20.23	335,454	-0.10(-0.49%)
Dec 24, 2012	20.35	20.35	20.29	20.33	116,489	-0.27(-1.29%)
Dec 21, 2012	20.51	20.67	20.47	20.59	327,166	-0.15(-0.72%)
Dec 20, 2012	20.67	20.74	20.63	20.74	158,060	+0.09(+0.45%)
Dec 19, 2012	20.80	20.80	20.65	20.65	170,395	-0.13(-0.64%)
Dec 18, 2012	20.64	20.79	20.58	20.78	442,857	+0.17(+0.82%)
Dec 17, 2012	20.54	20.62	20.53	20.61	310,850	+0.13(+0.63%)
Dec 14, 2012	20.51	20.55	20.46	20.48	162,278	-0.02(-0.10%)
Dec 13, 2012	20.60	20.63	20.47	20.51	126,228	-0.11(-0.52%)
Dec 12, 2012	20.73	20.75	20.60	20.61	184,273	-0.04(-0.21%)
Dec 11, 2012	20.62	20.73	20.61	20.66	169,454	+0.10(+0.49%)
Dec 10, 2012	20.56	20.59	20.53	20.56	155,239	+0.01(+0.07%)
Dec 07, 2012	20.51	20.54	20.43	20.54	148,542	+0.10(+0.49%)
Dec 06, 2012	20.37	20.44	20.35	20.44	109,332	+0.09(+0.42%)
Dec 05, 2012	20.33	20.44	20.23	20.36	137,110	+0.06(+0.32%)

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