Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	56.78	56.80	56.46	56.48	10,870	+0.26(+0.46%)
May 23, 2011	56.63	56.63	56.20	56.22	12,515	-1.91(-3.29%)
May 20, 2011	58.21	58.21	57.55	58.13	1,340	-1.02(-1.72%)
May 19, 2011	58.35	59.15	58.35	59.15	2,423	+1.21(+2.09%)
May 18, 2011	57.70	57.94	57.70	57.94	1,260	+0.37(+0.64%)
May 17, 2011	57.10	57.57	57.10	57.57	3,564	+0.00(+0.00%)
May 16, 2011	57.70	57.70	57.57	57.57	2,534	+0.12(+0.21%)
May 13, 2011	57.40	57.65	57.40	57.45	1,217	-0.63(-1.08%)
May 12, 2011	57.90	58.08	57.90	58.08	1,122	+1.22(+2.15%)
May 11, 2011	57.35	57.35	56.75	56.86	1,858	-1.49(-2.55%)
May 10, 2011	58.03	58.35	58.03	58.35	250	-0.80(-1.35%)
May 09, 2011	58.22	59.16	58.22	59.15	2,091	+1.24(+2.14%)
May 06, 2011	58.71	58.71	57.91	57.91	5,710	+0.00(+0.00%)
May 05, 2011	58.20	58.20	57.91	57.91	726	-0.19(-0.33%)
May 04, 2011	58.40	58.40	58.10	58.10	335	+0.75(+1.31%)
May 03, 2011	57.04	57.35	57.04	57.35	1,715	-0.14(-0.24%)
May 02, 2011	57.43	57.50	57.43	57.49	12,580	+0.62(+1.09%)
Apr 29, 2011	57.04	57.04	56.87	56.87	855	+0.42(+0.74%)
Apr 28, 2011	56.49	56.49	56.27	56.45	1,434	-0.75(-1.31%)
Apr 27, 2011	57.10	57.20	56.65	57.20	2,479	+1.32(+2.36%)
Apr 26, 2011	55.96	56.15	55.88	55.88	5,381	+0.21(+0.38%)
Apr 25, 2011	55.67	55.67	55.67	55.67	600	+0.07(+0.13%)
Apr 21, 2011	55.58	55.66	55.55	55.60	1,110	+0.50(+0.91%)
Apr 20, 2011	55.37	55.37	55.10	55.10	610	+2.61(+4.97%)
Apr 19, 2011	52.35	52.49	52.14	52.49	3,464	+0.69(+1.33%)
Apr 18, 2011	51.91	51.91	51.70	51.80	3,842	-1.72(-3.21%)
Apr 15, 2011	52.92	53.52	52.92	53.52	5,057	+0.82(+1.56%)
Apr 14, 2011	52.55	52.90	52.55	52.70	2,302	-0.30(-0.57%)
Apr 13, 2011	52.94	53.00	52.69	53.00	5,955	+0.22(+0.42%)
Apr 12, 2011	52.55	52.78	52.50	52.78	1,079	-0.87(-1.62%)
Apr 11, 2011	52.95	53.65	52.55	53.65	1,306	+1.25(+2.39%)
Apr 08, 2011	52.55	52.66	52.40	52.40	2,677	+0.38(+0.73%)
Apr 07, 2011	52.65	52.65	51.69	52.02	4,930	-1.38(-2.58%)
Apr 06, 2011	52.87	53.40	52.87	53.40	1,016	+1.10(+2.10%)
Apr 05, 2011	52.35	52.73	52.22	52.30	3,697	-0.98(-1.84%)
Apr 04, 2011	53.32	53.33	53.22	53.28	4,310	+0.38(+0.72%)
Apr 01, 2011	52.58	53.02	52.58	52.90	971	+0.40(+0.76%)
Mar 31, 2011	52.37	52.50	52.20	52.50	4,231	+0.49(+0.94%)
Mar 30, 2011	52.01	52.01	52.01	52.01	4,947	+1.91(+3.81%)
Mar 29, 2011	50.10	50.30	50.05	50.10	4,423	-0.88(-1.73%)
Mar 28, 2011	51.04	51.04	50.83	50.98	2,301	+0.26(+0.51%)
Mar 25, 2011	51.03	51.03	50.60	50.72	1,732	-0.18(-0.35%)
Mar 24, 2011	50.10	51.34	50.10	50.90	1,899	+1.00(+2.00%)
Mar 23, 2011	49.60	49.90	49.55	49.90	5,281	-0.23(-0.46%)
Mar 22, 2011	49.81	50.13	49.81	50.13	584	-0.32(-0.63%)
Mar 21, 2011	50.10	50.45	50.07	50.45	3,009	+0.96(+1.94%)
Mar 18, 2011	49.58	49.58	49.49	49.49	4,640	+0.00(+0.00%)
Mar 17, 2011	49.47	49.49	49.30	49.49	2,846	+1.37(+2.85%)
Mar 16, 2011	49.77	49.77	48.00	48.12	7,849	-1.67(-3.35%)
Mar 15, 2011	49.50	49.79	49.31	49.79	13,539	-1.36(-2.66%)
Mar 14, 2011	51.49	51.49	51.15	51.15	1,924	-0.86(-1.65%)
Mar 11, 2011	51.60	52.01	51.60	52.01	6,709	-0.04(-0.08%)
Mar 10, 2011	52.38	52.38	52.05	52.05	2,133	-0.88(-1.66%)
Mar 09, 2011	52.97	53.50	52.93	52.93	1,056	-1.32(-2.43%)
Mar 08, 2011	53.88	54.25	53.88	54.25	2,402	+1.04(+1.95%)
Mar 07, 2011	54.13	54.13	53.15	53.21	32,956	-0.83(-1.54%)
Mar 04, 2011	54.04	54.04	54.04	54.04	200	+0.86(+1.62%)
Mar 03, 2011	52.70	53.18	52.70	53.18	719	+1.56(+3.02%)
Mar 02, 2011	51.65	51.87	51.54	51.62	14,848	-0.10(-0.19%)

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