Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	21.03	21.05	20.99	21.05	87,021	+0.07(+0.31%)
Jan 30, 2012	21.08	21.08	20.98	20.99	71,028	+0.04(+0.17%)
Jan 27, 2012	20.91	20.97	20.91	20.95	78,875	+0.03(+0.14%)
Jan 26, 2012	20.96	20.97	20.91	20.92	66,209	+0.07(+0.31%)
Jan 25, 2012	20.82	20.94	20.82	20.86	100,376	+0.03(+0.12%)
Jan 24, 2012	20.83	20.84	20.81	20.83	111,818	-0.00(-0.00%)
Jan 23, 2012	20.85	20.86	20.79	20.83	173,131	+0.02(+0.09%)
Jan 20, 2012	20.82	20.87	20.81	20.81	233,916	-0.03(-0.16%)
Jan 19, 2012	20.88	20.90	20.83	20.85	223,930	-0.04(-0.17%)
Jan 18, 2012	20.98	20.99	20.87	20.88	330,529	-0.11(-0.52%)
Jan 17, 2012	21.00	21.01	20.97	20.99	110,279	+0.02(+0.07%)
Jan 13, 2012	20.99	20.99	20.96	20.98	67,065	+0.05(+0.22%)
Jan 12, 2012	21.00	21.00	20.90	20.93	55,336	+0.04(+0.19%)
Jan 11, 2012	20.91	20.96	20.89	20.89	322,455	-0.01(-0.07%)
Jan 10, 2012	20.91	20.96	20.87	20.90	106,684	-0.01(-0.03%)
Jan 09, 2012	20.94	20.94	20.89	20.91	87,571	+0.03(+0.12%)
Jan 06, 2012	20.90	20.93	20.86	20.89	97,079	+0.02(+0.09%)
Jan 05, 2012	20.89	20.92	20.83	20.87	160,967	-0.01(-0.07%)
Jan 04, 2012	20.93	20.93	20.86	20.88	111,009	-0.07(-0.34%)
Dec 30, 2011	20.96	20.96	20.91	20.95	81,862	+0.02(+0.10%)
Dec 29, 2011	20.86	20.96	20.86	20.93	78,400	+0.03(+0.16%)
Dec 28, 2011	20.86	20.93	20.84	20.90	75,084	+0.05(+0.24%)
Dec 27, 2011	20.83	20.85	20.80	20.85	106,356	+0.04(+0.19%)
Dec 23, 2011	20.82	20.84	20.76	20.81	528,840	-0.05(-0.26%)
Dec 21, 2011	20.85	20.90	20.84	20.86	90,712	-0.02(-0.10%)
Dec 20, 2011	20.92	20.93	20.88	20.88	98,262	-0.08(-0.38%)
Dec 19, 2011	20.88	20.98	20.88	20.96	58,250	+0.03(+0.15%)
Dec 16, 2011	20.87	20.94	20.87	20.93	67,528	+0.05(+0.22%)
Dec 15, 2011	20.85	20.90	20.85	20.88	109,523	-0.03(-0.14%)
Dec 14, 2011	20.88	20.91	20.84	20.91	72,150	+0.10(+0.48%)
Dec 13, 2011	20.81	20.85	20.77	20.81	99,921	+0.02(+0.09%)
Dec 12, 2011	20.79	20.84	20.79	20.80	116,799	+0.01(+0.03%)
Dec 09, 2011	20.86	20.86	20.79	20.79	154,738	-0.09(-0.41%)
Dec 08, 2011	20.81	20.88	20.79	20.87	63,635	+0.07(+0.34%)
Dec 07, 2011	20.75	20.82	20.75	20.80	34,931	+0.05(+0.24%)
Dec 06, 2011	20.78	20.78	20.71	20.75	40,746	-0.02(-0.10%)
Dec 05, 2011	20.72	20.79	20.70	20.77	93,986	+0.03(+0.12%)
Dec 02, 2011	20.76	20.76	20.68	20.75	152,066	+0.00(+0.02%)
Dec 01, 2011	20.85	20.85	20.68	20.74	94,555	+0.01(+0.03%)
Nov 30, 2011	20.67	20.76	20.67	20.74	40,656	-0.01(-0.07%)
Nov 29, 2011	20.83	20.96	20.70	20.75	95,415	-0.01(-0.05%)
Nov 28, 2011	20.71	20.78	20.69	20.76	118,158	+0.01(+0.03%)
Nov 25, 2011	20.91	20.91	20.76	20.76	17,605	-0.06(-0.29%)
Nov 23, 2011	20.80	20.83	20.76	20.82	39,873	+0.02(+0.10%)
Nov 22, 2011	20.80	20.83	20.71	20.80	145,267	+0.03(+0.14%)
Nov 21, 2011	20.84	20.89	20.73	20.77	80,300	-0.03(-0.15%)
Nov 18, 2011	20.76	21.03	20.75	20.80	52,749	-0.02(-0.09%)
Nov 17, 2011	20.89	22.22	20.74	20.82	102,316	+0.02(+0.08%)
Nov 16, 2011	20.81	20.82	20.75	20.80	234,959	-0.00(-0.01%)
Nov 15, 2011	20.80	20.82	20.76	20.80	79,491	+0.00(+0.00%)
Nov 14, 2011	20.80	20.82	20.77	20.80	222,397	+0.02(+0.12%)
Nov 11, 2011	20.76	20.81	20.73	20.78	116,149	-0.03(-0.16%)
Nov 10, 2011	20.78	20.83	20.76	20.81	194,000	-0.05(-0.22%)
Nov 09, 2011	20.87	20.88	20.82	20.86	90,635	+0.05(+0.24%)
Nov 08, 2011	20.83	20.85	20.79	20.81	162,579	-0.03(-0.15%)
Nov 07, 2011	20.78	20.87	20.78	20.84	16,718	+0.03(+0.15%)
Nov 04, 2011	20.79	20.83	20.79	20.81	103,329	+0.02(+0.11%)
Nov 03, 2011	20.80	20.84	20.78	20.79	81,095	-0.06(-0.27%)
Nov 02, 2011	20.81	20.86	20.79	20.84	130,013	-0.03(-0.12%)

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