Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	17.20	17.42	17.19	17.41	46,218	+0.03(+0.15%)
May 30, 2012	17.49	17.49	17.31	17.39	114,286	-0.35(-1.96%)
May 29, 2012	17.54	17.73	17.54	17.73	22,837	+0.28(+1.61%)
May 25, 2012	17.35	17.52	17.35	17.45	38,270	+0.11(+0.62%)
May 24, 2012	17.46	17.47	17.24	17.35	32,267	-0.05(-0.29%)
May 23, 2012	17.18	17.40	17.01	17.40	82,503	-0.02(-0.09%)
May 22, 2012	17.57	17.80	17.30	17.41	171,498	-0.06(-0.33%)
May 21, 2012	17.24	17.47	17.14	17.47	55,404	+0.33(+1.93%)
May 18, 2012	17.39	17.40	17.10	17.14	33,873	-0.16(-0.90%)
May 17, 2012	17.54	17.56	17.29	17.29	141,973	-0.20(-1.15%)
May 16, 2012	17.96	18.00	17.49	17.49	18,810	-0.31(-1.72%)
May 15, 2012	17.87	17.97	17.80	17.80	10,505	-0.07(-0.37%)
May 14, 2012	17.92	17.98	17.87	17.87	49,791	-0.33(-1.82%)
May 11, 2012	18.14	18.34	18.07	18.20	29,382	-0.17(-0.95%)
May 10, 2012	18.64	18.64	18.35	18.37	21,008	-0.07(-0.40%)
May 09, 2012	18.33	18.57	18.26	18.45	24,185	-0.12(-0.67%)
May 08, 2012	18.48	18.57	18.37	18.57	43,203	-0.07(-0.40%)
May 07, 2012	18.62	18.77	18.57	18.64	21,668	-0.07(-0.35%)
May 04, 2012	18.83	18.83	18.63	18.71	51,074	-0.23(-1.22%)
May 03, 2012	19.14	19.14	18.88	18.94	18,691	-0.21(-1.08%)
May 02, 2012	19.30	19.30	19.09	19.15	37,355	-0.38(-1.95%)
May 01, 2012	19.45	19.69	19.45	19.53	8,696	+0.04(+0.18%)
Apr 30, 2012	19.46	19.52	19.45	19.49	15,837	-0.16(-0.81%)
Apr 27, 2012	19.69	19.69	19.61	19.65	6,646	+0.02(+0.13%)
Apr 26, 2012	19.47	19.68	19.47	19.63	6,024	+0.16(+0.81%)
Apr 25, 2012	19.55	19.61	19.39	19.47	78,133	+0.11(+0.56%)
Apr 24, 2012	19.21	19.40	19.16	19.36	10,627	+0.15(+0.77%)
Apr 23, 2012	19.16	19.22	19.02	19.21	23,659	-0.17(-0.90%)
Apr 20, 2012	19.65	19.65	19.38	19.39	19,875	-0.11(-0.55%)
Apr 19, 2012	19.64	19.68	19.38	19.50	38,122	-0.02(-0.10%)
Apr 18, 2012	19.59	19.63	19.45	19.52	16,071	-0.20(-1.03%)
Apr 17, 2012	19.74	19.83	19.69	19.72	1,004,832	+0.14(+0.72%)
Apr 16, 2012	19.79	19.79	19.47	19.58	37,071	+0.02(+0.08%)
Apr 13, 2012	20.10	20.10	19.56	19.56	9,176	-0.59(-2.91%)
Apr 12, 2012	19.85	20.17	19.80	20.15	14,169	+0.39(+1.96%)
Apr 11, 2012	19.82	19.92	19.76	19.76	78,802	+0.19(+0.96%)
Apr 10, 2012	20.03	20.09	19.57	19.57	82,946	-0.49(-2.46%)
Apr 09, 2012	20.08	20.16	19.96	20.07	29,428	-0.36(-1.78%)
Apr 05, 2012	20.42	20.56	20.41	20.43	49,182	-0.05(-0.24%)
Apr 04, 2012	20.68	20.70	20.48	20.48	14,963	-0.46(-2.21%)
Apr 03, 2012	21.03	21.03	20.77	20.94	20,965	-0.17(-0.78%)
Apr 02, 2012	20.90	21.18	20.87	21.11	24,482	+0.13(+0.63%)
Mar 30, 2012	20.94	21.05	20.85	20.98	14,665	+0.07(+0.32%)
Mar 29, 2012	21.02	21.03	20.75	20.91	46,862	-0.30(-1.40%)
Mar 28, 2012	21.38	21.40	21.03	21.21	27,711	-0.20(-0.93%)
Mar 27, 2012	21.72	21.72	21.41	21.41	14,859	-0.30(-1.37%)
Mar 26, 2012	21.51	21.70	21.46	21.70	39,159	+0.37(+1.74%)
Mar 23, 2012	21.02	21.34	20.96	21.33	15,048	+0.25(+1.20%)
Mar 22, 2012	21.09	21.15	20.97	21.08	24,719	-0.26(-1.20%)
Mar 21, 2012	21.42	21.42	21.21	21.34	53,757	-0.05(-0.23%)
Mar 20, 2012	21.36	21.45	21.32	21.39	34,212	+0.14(+0.67%)
Mar 19, 2012	21.14	21.44	21.14	21.24	14,726	+0.16(+0.77%)
Mar 16, 2012	21.21	21.21	21.03	21.08	23,752	-0.07(-0.31%)
Mar 15, 2012	20.71	21.16	20.71	21.15	37,509	+0.49(+2.35%)
Mar 14, 2012	20.82	20.84	20.55	20.66	139,324	-0.13(-0.63%)
Mar 13, 2012	20.22	20.79	20.22	20.79	37,402	+0.70(+3.49%)
Mar 12, 2012	20.22	20.22	20.01	20.09	30,347	-0.11(-0.53%)
Mar 09, 2012	20.01	20.28	20.01	20.20	12,309	+0.20(+0.99%)
Mar 08, 2012	19.92	20.00	19.84	20.00	29,046	+0.24(+1.21%)
Mar 07, 2012	19.68	19.79	19.63	19.76	17,646	+0.26(+1.31%)
Mar 06, 2012	19.67	19.67	19.49	19.51	418,351	-0.46(-2.31%)
Mar 05, 2012	20.06	20.06	19.93	19.97	6,788	-0.20(-0.98%)
Mar 02, 2012	20.24	20.24	20.17	20.17	1,073	-0.11(-0.53%)

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