Date	Open	High	Low	Close	Volume	Change (%)
Dec 30, 2011	21.85	22.43	21.71	22.18	64,564	+0.33(+1.51%)
Dec 29, 2011	21.55	21.90	21.40	21.85	63,316	+0.43(+2.01%)
Dec 28, 2011	21.50	21.52	21.35	21.42	39,210	+0.02(+0.09%)
Dec 27, 2011	21.43	21.50	21.16	21.40	84,999	+0.12(+0.56%)
Dec 23, 2011	21.11	21.49	20.90	21.28	90,291	+0.33(+1.58%)
Dec 21, 2011	21.00	21.20	20.82	20.95	72,276	+0.12(+0.58%)
Dec 20, 2011	20.70	20.98	20.70	20.83	38,871	+0.28(+1.36%)
Dec 19, 2011	20.75	20.75	20.35	20.55	57,908	-0.09(-0.43%)
Dec 16, 2011	20.65	20.82	20.38	20.64	61,512	+0.63(+3.15%)
Dec 15, 2011	20.33	20.53	20.00	20.01	66,183	-0.25(-1.23%)
Dec 14, 2011	20.70	20.77	20.00	20.26	115,363	-0.51(-2.46%)
Dec 13, 2011	20.89	21.04	20.71	20.77	55,264	+0.06(+0.29%)
Dec 12, 2011	20.79	20.86	20.55	20.71	76,452	-0.04(-0.19%)
Dec 09, 2011	20.70	20.89	20.65	20.75	83,136	+0.24(+1.17%)
Dec 08, 2011	20.72	20.85	20.30	20.51	61,148	-0.27(-1.30%)
Dec 07, 2011	20.87	20.89	20.68	20.78	59,573	-0.09(-0.43%)
Dec 06, 2011	20.74	21.02	20.65	20.87	60,204	+0.23(+1.11%)
Dec 05, 2011	21.05	21.25	20.64	20.64	95,079	-0.22(-1.05%)
Dec 02, 2011	20.95	21.22	20.67	20.86	50,504	+0.16(+0.77%)
Dec 01, 2011	21.00	21.02	20.44	20.70	73,072	-0.04(-0.19%)
Nov 30, 2011	21.52	21.52	20.60	20.74	111,754	-0.23(-1.10%)
Nov 29, 2011	20.35	21.28	20.00	20.97	134,293	+0.71(+3.50%)
Nov 28, 2011	20.57	20.68	20.18	20.26	67,958	+0.01(+0.05%)
Nov 25, 2011	20.30	20.68	20.25	20.25	23,901	-0.05(-0.25%)
Nov 23, 2011	20.60	20.81	20.30	20.30	56,335	-0.50(-2.40%)
Nov 22, 2011	21.11	21.20	20.61	20.80	104,717	-0.28(-1.33%)
Nov 21, 2011	21.56	21.69	21.00	21.08	61,337	-0.48(-2.23%)
Nov 18, 2011	21.50	21.75	21.40	21.56	123,828	+0.24(+1.13%)
Nov 17, 2011	20.70	21.95	20.70	21.32	189,852	+1.02(+5.02%)
Nov 16, 2011	20.29	20.51	20.20	20.30	54,027	+0.03(+0.15%)
Nov 15, 2011	20.28	20.35	20.20	20.27	72,263	+0.11(+0.55%)
Nov 14, 2011	20.15	20.25	20.00	20.16	59,178	-0.07(-0.35%)
Nov 11, 2011	20.32	20.50	20.10	20.23	52,909	+0.01(+0.05%)
Nov 10, 2011	20.62	20.99	20.06	20.22	64,471	-0.26(-1.27%)
Nov 09, 2011	20.75	21.09	20.40	20.48	55,676	-0.54(-2.57%)
Nov 08, 2011	20.99	21.21	20.75	21.02	50,596	-0.00(-0.02%)
Nov 07, 2011	20.69	21.52	20.69	21.02	38,007	-0.02(-0.08%)
Nov 04, 2011	21.32	21.59	20.51	21.04	72,511	-0.46(-2.14%)
Nov 03, 2011	22.00	22.00	21.49	21.50	23,446	-0.16(-0.74%)
Nov 02, 2011	21.78	21.83	21.40	21.66	34,511	-0.23(-1.05%)
Nov 01, 2011	22.00	22.19	21.01	21.89	85,489	-0.36(-1.62%)
Oct 31, 2011	22.19	22.42	22.10	22.25	25,535	-0.27(-1.20%)
Oct 28, 2011	22.15	22.75	22.00	22.52	48,966	+0.16(+0.72%)
Oct 27, 2011	22.76	22.98	22.10	22.36	61,066	-0.66(-2.87%)
Oct 26, 2011	23.16	23.19	22.40	23.02	109,122	+0.10(+0.42%)
Oct 25, 2011	23.04	23.16	22.64	22.92	65,970	-0.12(-0.50%)
Oct 24, 2011	22.50	23.42	22.20	23.04	107,587	+0.56(+2.49%)
Oct 21, 2011	22.38	22.49	22.07	22.48	42,253	+0.28(+1.26%)
Oct 20, 2011	21.46	22.65	21.46	22.20	61,367	+0.02(+0.09%)
Oct 19, 2011	22.68	22.68	22.08	22.18	55,053	-0.27(-1.20%)
Oct 18, 2011	22.27	22.49	21.88	22.45	31,996	+0.12(+0.54%)
Oct 17, 2011	22.38	22.59	22.21	22.33	38,995	-0.16(-0.71%)
Oct 14, 2011	22.61	22.62	22.23	22.49	39,258	+0.07(+0.31%)
Oct 13, 2011	22.37	22.50	22.09	22.42	50,299	+0.01(+0.04%)
Oct 12, 2011	22.10	22.64	22.10	22.41	72,428	+0.28(+1.27%)
Oct 11, 2011	22.06	22.30	21.75	22.13	50,281	+0.12(+0.55%)
Oct 10, 2011	21.82	22.14	21.75	22.01	86,169	+0.49(+2.28%)
Oct 07, 2011	21.86	21.86	21.35	21.52	28,021	-0.23(-1.06%)
Oct 06, 2011	21.39	21.86	21.00	21.75	75,156	+0.95(+4.57%)
Oct 05, 2011	20.46	21.00	20.07	20.80	62,421	+0.74(+3.69%)
Oct 04, 2011	19.01	20.18	18.50	20.06	92,011	+0.66(+3.40%)
Oct 03, 2011	20.57	20.83	19.01	19.40	118,044	-1.43(-6.87%)
Sep 30, 2011	21.00	21.08	20.75	20.83	34,943	-0.22(-1.05%)
Sep 29, 2011	21.40	21.45	20.81	21.05	97,882	-0.06(-0.28%)
Sep 28, 2011	21.44	21.51	20.93	21.11	57,272	-0.05(-0.24%)
Sep 27, 2011	21.96	22.00	20.75	21.16	97,485	+1.10(+5.48%)
Sep 26, 2011	19.73	20.16	19.60	20.06	43,179	+0.46(+2.35%)
Sep 23, 2011	20.01	20.20	19.50	19.60	108,979	-0.60(-2.97%)
Sep 22, 2011	20.42	20.42	19.84	20.20	144,417	-0.90(-4.27%)
Sep 21, 2011	21.73	21.76	21.10	21.10	67,177	-0.79(-3.61%)
Sep 20, 2011	21.94	22.03	21.52	21.89	53,425	+0.20(+0.92%)
Sep 19, 2011	21.85	21.85	21.10	21.69	42,426	-0.21(-0.96%)
Sep 16, 2011	21.95	22.03	21.75	21.90	36,235	-0.01(-0.05%)
Sep 15, 2011	22.05	22.27	21.75	21.91	61,657	+0.01(+0.05%)
Sep 14, 2011	22.03	22.09	21.72	21.90	35,443	+0.27(+1.25%)
Sep 13, 2011	21.49	21.87	21.06	21.63	64,601	+0.39(+1.84%)
Sep 12, 2011	21.50	21.84	21.11	21.24	35,549	-0.35(-1.62%)
Sep 09, 2011	21.55	22.10	21.51	21.59	47,576	-0.13(-0.60%)
Sep 08, 2011	21.90	21.99	21.60	21.72	58,521	-0.15(-0.69%)
Sep 07, 2011	22.33	22.33	21.55	21.87	26,869	-0.24(-1.09%)
Sep 06, 2011	21.72	22.35	21.66	22.11	47,890	+0.01(+0.05%)
Sep 02, 2011	21.74	22.39	21.61	22.10	45,123	-0.12(-0.54%)
Sep 01, 2011	22.39	22.55	21.78	22.22	19,269	-0.12(-0.54%)
Aug 31, 2011	22.16	22.57	22.00	22.34	66,479	+0.23(+1.04%)
Aug 30, 2011	22.80	22.90	22.04	22.11	116,564	-0.87(-3.79%)
Aug 29, 2011	22.25	23.24	21.94	22.98	136,455	+1.11(+5.08%)
Aug 26, 2011	21.57	21.99	21.26	21.87	31,869	+0.21(+0.97%)
Aug 25, 2011	22.25	22.30	21.36	21.66	78,511	-0.31(-1.41%)
Aug 24, 2011	21.18	22.05	21.05	21.97	53,073	+0.79(+3.73%)
Aug 23, 2011	20.41	21.22	20.09	21.18	79,286	+1.21(+6.06%)
Aug 22, 2011	21.65	21.65	19.67	19.97	70,688	-0.87(-4.17%)
Aug 19, 2011	21.49	21.96	20.74	20.84	73,535	-0.52(-2.43%)
Aug 18, 2011	21.69	21.80	20.88	21.36	76,639	-0.58(-2.64%)
Aug 17, 2011	21.59	22.31	21.47	21.94	90,662	+0.53(+2.48%)
Aug 16, 2011	22.00	22.00	21.25	21.41	93,639	-0.59(-2.68%)
Aug 15, 2011	21.66	22.06	21.50	22.00	137,216	+0.74(+3.48%)
Aug 12, 2011	21.37	21.90	21.09	21.26	66,741	+0.25(+1.19%)
Aug 11, 2011	20.35	21.06	20.10	21.01	127,190	+0.77(+3.80%)
Aug 10, 2011	19.45	20.65	19.28	20.24	143,704	+0.79(+4.06%)
Aug 09, 2011	19.21	21.01	18.51	19.45	206,481	+0.43(+2.26%)
Aug 08, 2011	19.21	20.34	17.65	19.02	151,784	-1.64(-7.94%)
Aug 05, 2011	21.16	21.16	18.16	20.66	341,213	-0.34(-1.62%)
Aug 04, 2011	21.53	22.19	20.76	21.00	230,472	-0.94(-4.28%)
Aug 03, 2011	22.19	22.23	21.25	21.94	189,389	-0.20(-0.90%)
Aug 02, 2011	22.37	22.80	21.93	22.14	76,810	-0.40(-1.77%)
Aug 01, 2011	22.73	22.98	22.29	22.54	168,433	-0.06(-0.27%)
Jul 29, 2011	22.58	22.72	21.80	22.60	114,504	+0.01(+0.02%)
Jul 28, 2011	22.16	23.60	21.14	22.59	216,802	-1.12(-4.70%)
Jul 27, 2011	24.18	24.28	23.56	23.71	182,543	-0.43(-1.78%)
Jul 26, 2011	24.33	24.68	24.13	24.14	229,189	-0.20(-0.82%)
Jul 25, 2011	24.63	24.64	23.81	24.34	184,221	-0.04(-0.16%)
Jul 22, 2011	24.29	24.46	24.06	24.38	168,760	-0.09(-0.37%)
Jul 21, 2011	24.59	24.85	24.21	24.47	231,473	+0.34(+1.41%)
Jul 20, 2011	24.03	24.25	23.72	24.13	134,841	+0.19(+0.79%)
Jul 19, 2011	23.80	24.42	23.62	23.94	163,457	+0.54(+2.31%)
Jul 18, 2011	23.46	23.83	23.06	23.40	98,190	-0.08(-0.34%)
Jul 15, 2011	22.99	23.48	22.85	23.48	101,168	+0.80(+3.53%)
Jul 14, 2011	22.82	23.07	22.65	22.68	93,570	+0.05(+0.22%)
Jul 13, 2011	23.04	23.19	22.56	22.63	168,599	-0.44(-1.91%)
Jul 12, 2011	22.59	23.08	22.45	23.07	71,839	+0.47(+2.08%)
Jul 11, 2011	23.14	23.15	22.12	22.60	130,244	-0.40(-1.74%)
Jul 08, 2011	22.80	23.25	22.80	23.00	193,993	+0.21(+0.92%)
Jul 07, 2011	23.04	23.25	22.74	22.79	194,346	-0.04(-0.18%)
Jul 06, 2011	23.04	23.10	22.66	22.83	167,684	-0.20(-0.87%)
Jul 05, 2011	22.99	23.10	22.50	23.03	138,884	+0.10(+0.44%)
Jul 01, 2011	22.46	23.08	22.22	22.93	66,700	+0.44(+1.96%)
Jun 30, 2011	22.47	22.59	22.24	22.49	143,981	+0.17(+0.76%)
Jun 29, 2011	22.00	22.52	21.85	22.32	136,273	+0.16(+0.72%)
Jun 28, 2011	22.24	22.29	21.86	22.16	98,707	+0.02(+0.09%)
Jun 27, 2011	22.30	22.60	22.06	22.14	113,471	+0.00(+0.00%)
Jun 24, 2011	22.30	22.30	22.02	22.14	71,990	-0.10(-0.45%)
Jun 23, 2011	22.07	22.60	21.80	22.24	144,704	-0.40(-1.77%)
Jun 22, 2011	21.80	22.65	21.79	22.64	139,429	+0.75(+3.43%)
Jun 21, 2011	21.69	22.01	21.32	21.89	149,777	+0.39(+1.81%)
Jun 20, 2011	21.41	21.50	21.29	21.50	85,438	-0.01(-0.05%)
Jun 17, 2011	21.73	21.80	21.50	21.51	83,567	-0.07(-0.32%)
Jun 16, 2011	21.70	21.90	21.42	21.58	127,100	+0.07(+0.33%)
Jun 15, 2011	21.73	22.05	21.34	21.51	257,300	+0.02(+0.09%)
Jun 14, 2011	21.50	21.83	21.15	21.49	201,038	+0.25(+1.18%)
Jun 13, 2011	21.83	21.83	21.20	21.24	244,387	-0.59(-2.70%)
Jun 10, 2011	21.73	21.87	21.32	21.83	231,314	+0.08(+0.37%)
Jun 09, 2011	21.22	21.75	21.10	21.75	261,768	+0.64(+3.03%)
Jun 08, 2011	21.17	21.39	21.07	21.11	106,970	-0.08(-0.38%)
Jun 07, 2011	21.20	21.39	21.05	21.19	186,840	-0.16(-0.75%)
Jun 06, 2011	21.56	21.66	21.14	21.35	168,447	-0.27(-1.25%)
Jun 03, 2011	21.55	21.80	21.50	21.62	175,095	+0.20(+0.93%)
May 24, 2011	21.60	21.65	21.25	21.42	147,434	-0.06(-0.28%)
May 23, 2011	21.34	21.78	21.05	21.48	147,739	-0.18(-0.83%)
May 20, 2011	21.78	21.90	21.55	21.66	142,963	+0.05(+0.24%)
May 19, 2011	21.61	21.75	21.30	21.61	142,213	+0.12(+0.55%)
May 18, 2011	21.19	21.60	21.04	21.49	315,080	+0.31(+1.46%)
May 17, 2011	22.06	22.06	21.09	21.18	268,258	-0.51(-2.35%)
May 16, 2011	21.60	21.73	21.48	21.69	177,741	-0.03(-0.14%)
May 13, 2011	21.42	21.90	21.12	21.72	283,146	+0.25(+1.16%)
May 12, 2011	21.40	21.66	21.30	21.47	185,685	-0.10(-0.46%)
May 11, 2011	21.90	21.90	21.53	21.57	209,104	-0.32(-1.46%)
May 10, 2011	21.50	22.05	21.49	21.89	361,295	+0.30(+1.39%)
May 09, 2011	21.25	21.80	21.15	21.59	625,180	+0.57(+2.71%)
May 06, 2011	21.45	21.67	21.02	21.02	613,488	+0.02(+0.10%)

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