Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.89	21.26	20.70	21.13	399,063	+0.22(+1.05%)
May 30, 2012	21.03	21.09	20.85	20.91	243,342	-0.30(-1.41%)
May 29, 2012	21.00	21.23	20.93	21.21	147,262	+0.27(+1.30%)
May 25, 2012	20.88	20.99	20.80	20.94	209,104	+0.01(+0.04%)
May 24, 2012	20.99	21.07	20.70	20.93	185,139	-0.11(-0.50%)
May 23, 2012	20.77	21.06	20.66	21.04	249,427	+0.09(+0.42%)
May 22, 2012	20.73	21.06	20.68	20.95	317,593	+0.29(+1.40%)
May 21, 2012	20.58	20.74	20.45	20.66	371,504	+0.09(+0.43%)
May 18, 2012	20.64	20.81	20.46	20.57	453,941	-0.11(-0.55%)
May 17, 2012	21.07	21.15	20.68	20.68	439,939	-0.45(-2.12%)
May 16, 2012	21.05	21.18	20.97	21.13	380,929	+0.11(+0.50%)
May 15, 2012	21.04	21.22	20.98	21.03	172,924	-0.05(-0.25%)
May 14, 2012	20.92	21.11	20.72	21.08	349,826	-0.03(-0.13%)
May 11, 2012	21.04	21.17	20.81	21.11	166,429	-0.05(-0.25%)
May 10, 2012	21.18	21.40	21.11	21.16	140,572	+0.11(+0.54%)
May 09, 2012	21.32	21.35	20.99	21.04	329,239	-0.47(-2.16%)
May 08, 2012	21.33	21.55	21.22	21.51	366,925	+0.11(+0.49%)
May 07, 2012	21.45	21.61	21.29	21.40	305,123	-0.07(-0.33%)
May 04, 2012	21.78	21.98	21.39	21.47	239,838	-0.48(-2.20%)
May 03, 2012	22.33	22.33	21.80	21.96	375,530	-0.43(-1.92%)
May 02, 2012	22.46	22.84	22.10	22.39	732,088	-0.60(-2.60%)
May 01, 2012	22.97	23.43	22.96	22.98	231,246	-0.04(-0.19%)
Apr 30, 2012	23.43	23.60	23.00	23.03	208,693	-0.47(-2.02%)
Apr 27, 2012	23.25	23.54	23.12	23.50	163,176	+0.20(+0.87%)
Apr 26, 2012	23.04	23.35	22.92	23.30	185,702	+0.19(+0.84%)
Apr 25, 2012	23.17	23.27	22.94	23.11	221,443	+0.14(+0.61%)
Apr 24, 2012	22.80	22.99	22.59	22.97	406,093	+0.12(+0.54%)
Apr 23, 2012	22.50	22.92	22.25	22.84	588,219	+0.10(+0.42%)
Apr 20, 2012	23.00	23.04	22.58	22.75	514,389	-0.11(-0.50%)
Apr 19, 2012	22.83	22.96	22.62	22.86	332,076	+0.02(+0.08%)
Apr 18, 2012	23.00	23.08	22.78	22.84	354,094	-0.11(-0.50%)
Apr 17, 2012	22.69	23.04	22.69	22.96	239,168	+0.32(+1.44%)
Apr 16, 2012	22.62	22.66	22.41	22.63	328,975	+0.10(+0.43%)
Apr 13, 2012	22.81	22.86	22.52	22.54	211,861	-0.31(-1.35%)
Apr 12, 2012	22.65	22.96	22.65	22.84	217,290	+0.25(+1.13%)
Apr 11, 2012	22.42	22.65	22.37	22.59	252,162	+0.36(+1.62%)
Apr 10, 2012	22.40	22.40	22.10	22.23	282,480	-0.16(-0.71%)
Apr 09, 2012	22.48	22.52	22.37	22.39	313,892	-0.40(-1.77%)
Apr 05, 2012	22.73	22.92	22.73	22.79	251,269	-0.06(-0.27%)
Apr 04, 2012	22.53	22.95	22.43	22.85	484,959	-0.01(-0.04%)
Apr 03, 2012	22.91	23.33	22.66	22.86	557,702	+0.30(+1.32%)
Apr 02, 2012	22.12	22.84	22.06	22.56	331,986	+0.43(+1.94%)
Mar 30, 2012	22.50	22.50	22.13	22.13	333,505	-0.31(-1.37%)
Mar 29, 2012	22.64	22.64	22.37	22.44	157,828	-0.33(-1.47%)
Mar 28, 2012	22.77	22.84	22.61	22.77	171,541	+0.06(+0.27%)
Mar 27, 2012	22.74	22.91	22.71	22.71	101,141	-0.05(-0.23%)
Mar 26, 2012	22.64	22.96	22.61	22.77	165,619	+0.28(+1.25%)
Mar 23, 2012	22.21	22.50	22.21	22.48	119,453	+0.27(+1.23%)
Mar 22, 2012	22.41	22.46	22.18	22.21	231,142	-0.36(-1.59%)
Mar 21, 2012	22.62	22.66	22.39	22.57	117,956	+0.01(+0.04%)
Mar 20, 2012	22.58	22.77	22.44	22.56	112,136	-0.15(-0.66%)
Mar 19, 2012	22.53	22.83	22.52	22.71	125,629	+0.18(+0.78%)
Mar 16, 2012	22.57	22.71	22.39	22.54	333,959	-0.04(-0.19%)
Mar 15, 2012	22.39	22.61	22.21	22.58	165,933	+0.25(+1.14%)
Mar 14, 2012	22.05	22.41	22.05	22.33	238,055	+0.16(+0.71%)
Mar 13, 2012	21.89	22.17	21.78	22.17	337,630	+0.42(+1.94%)
Mar 12, 2012	21.66	21.80	21.62	21.75	397,472	+0.12(+0.57%)
Mar 09, 2012	21.60	21.91	21.57	21.62	243,582	+0.03(+0.12%)
Mar 08, 2012	21.83	21.83	21.52	21.60	271,272	-0.14(-0.65%)
Mar 07, 2012	21.89	21.91	21.71	21.74	180,260	-0.13(-0.60%)
Mar 06, 2012	21.76	21.98	21.76	21.87	455,952	-0.11(-0.48%)
Mar 05, 2012	21.83	22.08	21.83	21.98	442,164	+0.07(+0.32%)
Mar 02, 2012	22.02	22.16	21.84	21.90	266,000	-0.12(-0.56%)

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