Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	47.22	47.58	46.86	47.58	236,487	+0.61(+1.30%)
Feb 25, 2011	46.51	47.10	46.51	46.97	297,121	+0.74(+1.60%)
Feb 24, 2011	46.01	46.48	45.60	46.23	386,392	+0.21(+0.46%)
Feb 23, 2011	45.59	46.31	45.29	46.02	645,873	+0.49(+1.08%)
Feb 22, 2011	46.40	46.86	45.40	45.53	574,557	-1.37(-2.92%)
Feb 18, 2011	47.50	47.53	46.71	46.90	482,228	-0.25(-0.53%)
Feb 17, 2011	47.24	47.35	46.88	47.15	496,291	-0.03(-0.06%)
Feb 16, 2011	46.96	47.18	46.67	47.18	388,742	+0.51(+1.09%)
Feb 15, 2011	47.23	47.23	46.44	46.67	581,881	-0.29(-0.62%)
Feb 14, 2011	46.28	47.12	46.26	46.96	338,966	+1.01(+2.20%)
Feb 11, 2011	45.80	46.18	45.51	45.95	307,214	+0.01(+0.02%)
Feb 10, 2011	45.24	46.08	45.24	45.94	495,309	+0.28(+0.61%)
Feb 09, 2011	46.59	46.81	45.47	45.66	412,567	-1.28(-2.73%)
Feb 08, 2011	47.00	47.20	46.37	46.94	264,440	-0.04(-0.09%)
Feb 07, 2011	46.91	47.45	46.77	46.98	458,982	-0.02(-0.04%)
Feb 04, 2011	46.89	47.25	46.50	47.00	531,215	-0.02(-0.04%)
Feb 03, 2011	47.58	47.58	46.53	47.02	658,021	-0.53(-1.11%)
Feb 02, 2011	47.85	48.11	47.47	47.55	606,741	-0.39(-0.81%)
Feb 01, 2011	47.17	47.98	47.06	47.94	984,170	+1.28(+2.74%)
Jan 31, 2011	46.13	46.67	45.91	46.66	439,124	+1.05(+2.30%)
Jan 28, 2011	46.33	46.33	45.16	45.61	575,824	-0.90(-1.94%)
Jan 27, 2011	47.00	47.27	46.36	46.51	453,893	-0.77(-1.63%)
Jan 26, 2011	46.08	47.28	46.08	47.28	727,954	+1.20(+2.60%)
Jan 25, 2011	46.00	46.30	45.42	46.08	400,658	-0.02(-0.04%)
Jan 24, 2011	45.64	46.41	45.35	46.10	430,241	+0.35(+0.77%)
Jan 21, 2011	47.01	47.04	45.65	45.75	580,409	-0.90(-1.93%)
Jan 20, 2011	46.93	46.93	45.50	46.65	1,162,212	-0.56(-1.19%)
Jan 19, 2011	48.87	48.87	47.09	47.21	590,502	-1.31(-2.70%)
Jan 18, 2011	48.48	48.60	48.23	48.52	414,803	-0.01(-0.02%)
Jan 14, 2011	49.09	49.10	48.40	48.53	493,840	-1.06(-2.14%)
Jan 13, 2011	49.80	49.80	49.10	49.59	391,620	+0.07(+0.14%)
Jan 12, 2011	49.80	49.80	48.90	49.52	390,068	+0.32(+0.65%)
Jan 11, 2011	48.51	49.34	48.36	49.20	538,754	+1.19(+2.48%)
Jan 10, 2011	48.01	48.03	47.45	48.01	439,357	-0.20(-0.41%)
Jan 07, 2011	48.57	48.61	47.45	48.21	543,685	-0.30(-0.62%)
Jan 06, 2011	49.40	49.43	48.42	48.51	689,054	-0.93(-1.88%)
Jan 05, 2011	48.92	49.49	48.50	49.44	797,307	+0.58(+1.19%)
Jan 04, 2011	48.81	49.51	48.14	48.86	845,383	+0.61(+1.26%)
Jan 03, 2011	48.18	49.13	48.04	48.25	617,802	+1.01(+2.14%)
Dec 31, 2010	47.45	47.52	47.05	47.24	286,597	-0.05(-0.11%)
Dec 30, 2010	46.88	47.42	46.74	47.29	455,247	+0.33(+0.70%)
Dec 29, 2010	46.23	47.02	46.23	46.96	348,629	+0.70(+1.51%)
Dec 28, 2010	46.41	46.41	45.94	46.26	231,291	+0.09(+0.19%)
Dec 27, 2010	46.13	46.19	45.47	46.17	216,374	-0.06(-0.13%)
Dec 23, 2010	46.15	46.29	45.99	46.23	208,250	-0.15(-0.32%)
Dec 22, 2010	46.44	46.44	46.07	46.38	424,631	+0.02(+0.04%)
Dec 21, 2010	45.89	46.37	45.60	46.36	536,427	+1.22(+2.70%)
Dec 20, 2010	44.71	45.22	44.65	45.14	468,527	+0.71(+1.60%)
Dec 17, 2010	44.54	44.55	44.12	44.43	215,191	+0.07(+0.16%)
Dec 16, 2010	44.31	44.51	43.96	44.36	266,372	-0.15(-0.34%)
Dec 15, 2010	44.65	45.10	44.35	44.51	339,133	-0.20(-0.45%)
Dec 14, 2010	45.00	45.20	44.57	44.71	607,657	-0.21(-0.47%)
Dec 13, 2010	45.49	45.55	44.92	44.92	328,261	-0.08(-0.18%)
Dec 10, 2010	44.76	45.16	44.65	45.00	316,905	+0.27(+0.60%)
Dec 09, 2010	44.81	45.06	44.50	44.73	305,112	+0.36(+0.81%)
Dec 08, 2010	45.24	45.24	44.22	44.37	486,244	-0.61(-1.36%)
Dec 07, 2010	46.30	46.30	44.93	44.98	777,720	-0.68(-1.49%)
Dec 06, 2010	45.20	45.79	45.20	45.66	723,840	+0.66(+1.47%)
Dec 03, 2010	44.25	45.13	44.00	45.00	633,768	+0.17(+0.38%)
Dec 02, 2010	44.11	44.84	44.01	44.83	965,874	+0.62(+1.40%)

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