Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	20.53	20.56	20.29	20.37	1,034,488	-0.08(-0.38%)
Mar 29, 2012	20.39	20.47	20.00	20.45	1,719,832	-0.10(-0.47%)
Mar 28, 2012	20.59	20.65	20.33	20.55	846,594	-0.04(-0.19%)
Mar 27, 2012	20.66	20.74	20.54	20.58	1,367,374	-0.06(-0.28%)
Mar 26, 2012	20.50	20.67	20.42	20.64	1,263,388	+0.29(+1.43%)
Mar 23, 2012	20.26	20.41	20.16	20.35	917,622	+0.06(+0.29%)
Mar 22, 2012	20.36	20.53	20.26	20.29	1,270,148	-0.28(-1.38%)
Mar 21, 2012	20.53	20.69	20.42	20.58	1,166,797	+0.05(+0.25%)
Mar 20, 2012	20.59	20.61	20.29	20.53	1,046,417	-0.20(-0.96%)
Mar 19, 2012	20.70	20.89	20.62	20.73	864,242	-0.05(-0.25%)
Mar 16, 2012	20.79	20.97	20.71	20.78	1,016,252	+0.06(+0.28%)
Mar 15, 2012	20.56	20.78	20.45	20.72	1,428,013	+0.12(+0.60%)
Mar 14, 2012	20.82	20.86	20.51	20.60	1,406,135	-0.25(-1.21%)
Mar 13, 2012	20.36	20.86	20.29	20.85	1,114,711	+0.56(+2.77%)
Mar 12, 2012	20.27	20.38	20.18	20.29	834,436	+0.11(+0.54%)
Mar 09, 2012	20.20	20.22	20.08	20.18	1,070,935	+0.10(+0.48%)
Mar 08, 2012	20.22	20.22	20.02	20.08	804,843	+0.12(+0.61%)
Mar 07, 2012	19.84	20.04	19.68	19.96	1,494,761	+0.06(+0.32%)
Mar 06, 2012	20.20	20.30	19.82	19.89	1,369,034	-0.61(-2.96%)
Mar 05, 2012	20.25	20.56	20.13	20.50	1,253,573	+0.24(+1.18%)
Mar 02, 2012	20.43	20.51	20.18	20.26	946,543	-0.15(-0.76%)
Mar 01, 2012	20.29	20.49	20.19	20.42	1,517,443	+0.25(+1.22%)
Feb 29, 2012	20.44	20.58	20.17	20.17	1,376,171	-0.13(-0.64%)
Feb 28, 2012	20.40	20.40	20.02	20.30	1,120,183	-0.12(-0.60%)
Feb 27, 2012	20.20	20.44	19.89	20.42	1,612,447	+0.09(+0.44%)
Feb 24, 2012	20.01	20.37	20.01	20.33	1,292,359	+0.25(+1.25%)
Feb 23, 2012	20.09	20.16	19.96	20.08	1,170,679	-0.07(-0.35%)
Feb 22, 2012	20.49	20.49	19.96	20.15	1,355,178	-0.40(-1.95%)
Feb 21, 2012	20.60	20.71	20.33	20.55	1,279,356	+0.07(+0.35%)
Feb 17, 2012	20.49	20.58	20.36	20.48	1,350,834	+0.14(+0.70%)
Feb 16, 2012	20.07	20.41	20.00	20.34	953,673	+0.28(+1.42%)
Feb 15, 2012	20.24	20.31	20.00	20.05	636,914	-0.03(-0.16%)
Feb 14, 2012	20.07	20.14	19.94	20.09	683,989	-0.10(-0.48%)
Feb 13, 2012	20.11	20.34	20.07	20.18	782,868	+0.19(+0.97%)
Feb 10, 2012	20.06	20.16	19.82	19.99	908,284	-0.31(-1.53%)
Feb 09, 2012	20.35	20.45	20.25	20.30	754,366	-0.05(-0.25%)
Feb 08, 2012	20.55	20.59	20.15	20.35	913,411	-0.15(-0.72%)
Feb 07, 2012	20.35	20.59	20.18	20.50	809,245	+0.12(+0.57%)
Feb 06, 2012	20.27	20.56	20.24	20.38	879,586	-0.03(-0.16%)
Feb 03, 2012	20.33	20.49	20.27	20.42	896,342	+0.23(+1.12%)
Feb 02, 2012	20.13	20.31	20.01	20.19	1,356,021	+0.15(+0.77%)
Feb 01, 2012	19.75	20.08	19.66	20.04	1,384,677	+0.37(+1.90%)
Jan 31, 2012	19.67	19.72	19.35	19.66	1,125,694	+0.17(+0.89%)
Jan 30, 2012	19.37	19.61	19.21	19.49	842,713	-0.05(-0.23%)
Jan 27, 2012	19.52	19.71	19.42	19.53	977,560	-0.12(-0.59%)
Jan 26, 2012	19.83	19.94	19.60	19.65	1,027,663	-0.10(-0.52%)
Jan 25, 2012	19.67	19.85	19.53	19.75	950,309	-0.01(-0.03%)
Jan 24, 2012	19.65	19.87	19.58	19.76	812,223	-0.05(-0.26%)
Jan 23, 2012	19.62	19.89	19.57	19.81	1,483,320	+0.17(+0.88%)
Jan 20, 2012	19.58	19.86	19.56	19.64	823,199	-0.05(-0.26%)
Jan 19, 2012	19.63	19.71	19.53	19.69	1,230,285	+0.21(+1.06%)
Jan 18, 2012	18.86	19.54	18.86	19.48	2,066,759	+0.62(+3.27%)
Jan 17, 2012	18.47	18.96	18.47	18.86	2,055,128	+0.49(+2.69%)
Jan 13, 2012	18.34	18.39	18.12	18.37	956,511	-0.09(-0.49%)
Jan 12, 2012	18.31	18.48	18.22	18.46	1,407,704	+0.18(+0.98%)
Jan 11, 2012	18.23	18.40	18.13	18.28	1,453,293	+0.10(+0.57%)
Jan 10, 2012	17.98	18.24	17.96	18.18	1,162,194	+0.36(+2.02%)
Jan 09, 2012	17.93	17.93	17.58	17.82	1,015,051	+0.05(+0.29%)
Jan 06, 2012	18.05	18.07	17.71	17.77	942,194	-0.26(-1.46%)
Jan 05, 2012	17.77	18.13	17.57	18.03	1,287,876	+0.15(+0.86%)

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