Date	Open	High	Low	Close	Volume	Change (%)
Mar 28, 2013	21.71	21.74	21.71	21.71	69,560	-0.01(-0.03%)
Mar 27, 2013	21.70	21.74	21.70	21.71	121,467	+0.01(+0.03%)
Mar 26, 2013	21.68	21.71	21.67	21.71	43,255	+0.01(+0.07%)
Mar 25, 2013	21.68	21.71	21.68	21.69	154,927	+0.01(+0.03%)
Mar 22, 2013	21.68	21.69	21.67	21.69	54,980	+0.01(+0.03%)
Mar 21, 2013	21.63	21.70	21.63	21.68	31,286	+0.01(+0.07%)
Mar 20, 2013	21.69	21.71	21.67	21.67	78,367	-0.04(-0.21%)
Mar 19, 2013	21.68	21.72	21.67	21.71	402,867	+0.02(+0.10%)
Mar 18, 2013	21.67	21.70	21.67	21.69	171,670	+0.03(+0.15%)
Mar 15, 2013	21.64	21.68	21.64	21.66	114,603	+0.01(+0.05%)
Mar 14, 2013	21.63	21.65	21.62	21.64	103,437	-0.01(-0.05%)
Mar 13, 2013	21.62	21.66	21.61	21.66	174,287	+0.02(+0.09%)
Mar 12, 2013	21.61	21.64	21.61	21.64	141,031	-0.01(-0.03%)
Mar 11, 2013	21.64	21.65	21.57	21.64	725,984	+0.00(+0.00%)
Mar 08, 2013	21.63	21.64	21.60	21.64	376,428	-0.02(-0.09%)
Mar 07, 2013	21.69	21.71	21.66	21.66	130,102	-0.06(-0.29%)
Mar 06, 2013	21.71	21.74	21.67	21.73	180,152	-0.02(-0.09%)
Mar 05, 2013	21.72	21.75	21.72	21.74	56,721	-0.01(-0.05%)
Mar 04, 2013	21.76	21.77	21.73	21.76	56,995	-0.03(-0.13%)
Mar 01, 2013	21.73	21.78	21.73	21.78	33,776	+0.03(+0.14%)
Feb 28, 2013	21.69	21.76	21.69	21.75	74,505	+0.03(+0.12%)
Feb 27, 2013	21.76	21.76	21.72	21.73	98,249	-0.01(-0.05%)
Feb 26, 2013	21.73	21.74	21.70	21.74	52,549	+0.09(+0.39%)
Feb 22, 2013	21.64	21.68	21.64	21.65	74,314	+0.01(+0.03%)
Feb 21, 2013	21.63	21.67	21.63	21.65	67,877	+0.00(+0.02%)
Feb 20, 2013	21.63	21.65	21.62	21.64	306,642	+0.01(+0.07%)
Feb 19, 2013	21.66	21.66	21.62	21.63	72,617	-0.00(-0.02%)
Feb 15, 2013	21.64	21.65	21.59	21.63	35,052	-0.01(-0.03%)
Feb 14, 2013	21.62	21.64	21.58	21.64	268,413	+0.07(+0.31%)
Feb 13, 2013	21.55	21.61	21.55	21.57	901,364	-0.01(-0.07%)
Feb 12, 2013	21.60	21.61	21.58	21.59	43,542	-0.04(-0.17%)
Feb 11, 2013	21.60	21.63	21.60	21.62	86,950	-0.00(-0.02%)
Feb 08, 2013	21.59	21.63	21.59	21.63	109,665	+0.03(+0.14%)
Feb 07, 2013	21.59	21.63	21.59	21.60	104,291	-0.01(-0.06%)
Feb 06, 2013	21.59	21.63	21.59	21.61	135,507	-0.01(-0.06%)
Feb 04, 2013	21.58	21.63	21.58	21.62	73,572	+0.03(+0.14%)
Feb 01, 2013	21.62	21.65	21.58	21.59	97,006	-0.02(-0.08%)
Jan 31, 2013	21.58	21.63	21.58	21.61	71,783	+0.01(+0.05%)
Jan 30, 2013	21.57	21.64	21.57	21.60	42,430	-0.02(-0.11%)
Jan 29, 2013	21.61	21.65	21.60	21.62	122,297	-0.00(-0.02%)
Jan 28, 2013	21.63	21.64	21.60	21.63	62,301	-0.05(-0.22%)
Jan 25, 2013	21.66	21.69	21.65	21.67	55,731	-0.03(-0.13%)
Jan 24, 2013	21.70	21.74	21.69	21.70	116,443	-0.04(-0.20%)
Jan 23, 2013	21.75	21.76	21.73	21.74	140,945	+0.02(+0.08%)
Jan 22, 2013	21.75	21.75	21.69	21.73	106,059	-0.01(-0.04%)
Jan 18, 2013	21.73	21.74	21.71	21.74	61,264	+0.02(+0.10%)
Jan 17, 2013	21.73	21.75	21.69	21.71	45,094	-0.01(-0.07%)
Jan 16, 2013	21.76	21.77	21.73	21.73	108,707	-0.02(-0.10%)
Jan 15, 2013	21.76	21.77	21.73	21.75	54,977	+0.01(+0.05%)
Jan 14, 2013	21.75	21.76	21.72	21.74	27,623	-0.01(-0.03%)
Jan 11, 2013	21.66	21.75	21.66	21.75	345,776	+0.01(+0.07%)
Jan 10, 2013	21.73	21.76	21.69	21.73	894,055	-0.02(-0.09%)
Jan 09, 2013	21.74	21.76	21.72	21.75	51,219	-0.01(-0.03%)
Jan 08, 2013	21.73	21.76	21.71	21.76	149,136	+0.06(+0.27%)
Jan 07, 2013	21.72	21.74	21.70	21.70	87,810	-0.03(-0.15%)
Jan 04, 2013	21.73	21.73	21.69	21.73	133,230	-0.02(-0.09%)
Jan 03, 2013	21.75	21.79	21.73	21.75	151,709	-0.06(-0.26%)

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