Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	22.24	22.26	22.10	22.21	4,697	+0.04(+0.17%)
Jan 30, 2012	22.10	22.18	22.09	22.18	5,293	-0.09(-0.39%)
Jan 27, 2012	22.20	22.27	22.20	22.26	5,375	+0.14(+0.64%)
Jan 26, 2012	22.39	22.39	22.12	22.12	16,485	-0.19(-0.86%)
Jan 25, 2012	22.14	22.32	22.13	22.32	19,257	+0.22(+0.98%)
Jan 24, 2012	22.00	22.10	22.00	22.10	14,546	+0.14(+0.62%)
Jan 23, 2012	22.02	22.14	21.88	21.96	10,764	-0.01(-0.05%)
Jan 20, 2012	22.04	22.04	21.96	21.97	10,676	-0.12(-0.53%)
Jan 19, 2012	21.96	22.12	21.94	22.09	5,982	+0.32(+1.48%)
Jan 18, 2012	21.76	21.78	21.76	21.77	8,221	+0.20(+0.92%)
Jan 17, 2012	21.56	21.57	21.56	21.57	3,898	+0.15(+0.69%)
Jan 13, 2012	21.39	21.42	21.38	21.42	3,005	-0.09(-0.41%)
Jan 12, 2012	21.49	21.55	21.42	21.51	14,776	+0.08(+0.36%)
Jan 11, 2012	21.38	21.43	21.38	21.43	2,472	-0.00(-0.02%)
Jan 10, 2012	21.42	21.44	21.36	21.43	4,237	+0.30(+1.44%)
Jan 09, 2012	21.07	21.14	21.02	21.13	27,952	+0.08(+0.39%)
Jan 06, 2012	20.97	21.13	20.97	21.05	13,427	+0.04(+0.19%)
Jan 05, 2012	20.73	21.04	20.66	21.01	42,771	+0.15(+0.71%)
Jan 04, 2012	20.80	20.87	20.77	20.86	13,529	-0.00(-0.01%)
Dec 30, 2011	20.92	20.94	20.86	20.87	3,997	-0.03(-0.12%)
Dec 29, 2011	20.84	20.90	20.84	20.89	7,582	+0.19(+0.93%)
Dec 28, 2011	21.04	21.04	20.70	20.70	13,720	-0.36(-1.71%)
Dec 27, 2011	20.90	21.10	20.90	21.06	19,653	+0.15(+0.71%)
Dec 23, 2011	20.79	20.92	20.79	20.91	10,729	+0.36(+1.78%)
Dec 21, 2011	20.40	20.55	20.38	20.55	9,888	-0.14(-0.66%)
Dec 20, 2011	20.67	20.68	20.63	20.68	4,887	+0.67(+3.33%)
Dec 19, 2011	20.48	20.48	20.02	20.02	25,095	-0.32(-1.57%)
Dec 16, 2011	20.30	20.55	20.26	20.33	37,099	+0.22(+1.08%)
Dec 15, 2011	20.29	20.29	20.06	20.12	78,205	+0.11(+0.55%)
Dec 14, 2011	20.25	20.25	19.93	20.01	54,235	-0.78(-3.76%)
Dec 13, 2011	21.03	21.04	20.71	20.79	8,179	+0.06(+0.30%)
Dec 12, 2011	20.93	20.95	20.72	20.73	9,347	-0.48(-2.25%)
Dec 09, 2011	20.90	21.21	20.90	21.20	19,155	+0.47(+2.26%)
Dec 08, 2011	21.08	21.12	20.72	20.73	147,264	-0.52(-2.45%)
Dec 07, 2011	20.95	21.27	20.95	21.25	81,730	-0.09(-0.42%)
Dec 06, 2011	21.34	21.43	21.23	21.34	105,434	-0.07(-0.34%)
Dec 05, 2011	21.49	21.58	21.41	21.42	17,824	+0.30(+1.43%)
Dec 02, 2011	21.30	21.30	21.12	21.12	18,462	+0.03(+0.16%)
Dec 01, 2011	21.05	21.28	21.01	21.08	6,802	+0.07(+0.31%)
Nov 30, 2011	21.01	21.02	20.98	21.02	11,464	+0.84(+4.17%)
Nov 29, 2011	20.21	20.21	20.18	20.18	1,550	+0.09(+0.44%)
Nov 28, 2011	20.09	20.26	20.06	20.09	635,574	+0.64(+3.30%)
Nov 25, 2011	19.68	19.68	19.45	19.45	5,995	-0.15(-0.76%)
Nov 23, 2011	19.67	19.67	19.60	19.60	3,893	-0.46(-2.31%)
Nov 22, 2011	20.21	20.25	20.06	20.06	3,666	-0.18(-0.88%)
Nov 21, 2011	20.16	20.24	20.04	20.24	5,857	-0.39(-1.88%)
Nov 18, 2011	20.62	20.62	20.62	20.62	849	+0.00(+0.02%)
Nov 17, 2011	21.03	21.03	20.62	20.62	6,388	-0.84(-3.93%)
Nov 16, 2011	21.36	21.46	21.36	21.46	4,530	+0.03(+0.12%)
Nov 15, 2011	21.22	21.44	21.02	21.44	21,357	+0.28(+1.32%)
Nov 14, 2011	21.29	21.29	21.16	21.16	707	-0.22(-1.02%)
Nov 11, 2011	21.13	21.42	21.12	21.38	6,427	+0.55(+2.64%)
Nov 10, 2011	21.04	21.04	20.82	20.82	5,408	-0.03(-0.16%)
Nov 09, 2011	21.28	21.28	20.86	20.86	5,539	-0.94(-4.30%)
Nov 08, 2011	21.79	21.80	21.32	21.80	9,333	+0.16(+0.76%)
Nov 04, 2011	21.51	21.63	21.63	21.63	1,769	+0.15(+0.68%)
Nov 03, 2011	21.12	21.58	21.12	21.49	15,733	+0.44(+2.10%)
Nov 02, 2011	20.94	21.08	20.82	21.04	12,812	+0.39(+1.91%)

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