Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	63.75	66.75	62.50	62.75	68,256	-0.50(-0.79%)
May 23, 2011	64.00	64.99	62.25	63.25	36,381	-2.25(-3.44%)
May 20, 2011	64.50	66.50	63.75	65.50	77,692	+1.25(+1.95%)
May 19, 2011	64.25	64.75	63.25	64.25	48,999	+1.00(+1.58%)
May 18, 2011	62.75	66.00	62.25	63.25	79,021	+0.50(+0.80%)
May 17, 2011	59.00	63.75	57.75	62.75	164,762	+2.75(+4.58%)
May 16, 2011	61.75	63.00	60.00	60.00	67,153	-2.00(-3.23%)
May 13, 2011	64.75	65.50	61.75	62.00	52,871	-2.50(-3.88%)
May 12, 2011	65.00	66.25	59.25	64.50	224,067	-0.50(-0.77%)
May 11, 2011	70.25	70.25	64.75	65.00	114,740	-4.75(-6.81%)
May 10, 2011	71.25	71.25	69.50	69.75	54,464	-1.75(-2.45%)
May 09, 2011	71.50	72.50	70.50	71.50	41,439	-0.50(-0.69%)
May 06, 2011	74.00	74.25	71.25	72.00	42,200	-0.50(-0.69%)
May 05, 2011	71.50	73.00	70.38	72.50	71,519	+0.50(+0.69%)
May 04, 2011	73.25	74.27	71.00	72.00	69,063	-1.50(-2.04%)
May 03, 2011	75.75	76.00	73.00	73.50	92,874	-2.50(-3.29%)
May 02, 2011	76.25	76.62	76.00	76.00	164,583	-4.25(-5.30%)
Apr 29, 2011	84.25	84.25	80.00	80.25	108,092	-3.50(-4.18%)
Apr 28, 2011	85.00	85.50	83.75	83.75	42,315	-1.25(-1.47%)
Apr 27, 2011	88.00	88.50	84.00	85.00	66,266	-2.75(-3.13%)
Apr 26, 2011	87.75	90.00	87.00	87.75	59,515	+0.00(+0.00%)
Apr 25, 2011	87.88	89.25	87.25	87.75	51,931	-0.75(-0.85%)
Apr 21, 2011	88.00	88.50	85.00	88.50	62,648	+1.75(+2.02%)
Apr 20, 2011	85.25	87.25	84.00	86.75	82,941	+3.25(+3.89%)
Apr 19, 2011	82.75	84.50	81.50	83.50	61,329	+1.75(+2.14%)
Apr 18, 2011	82.00	82.50	80.75	81.75	39,685	-0.50(-0.61%)
Apr 15, 2011	82.00	82.50	81.50	82.25	29,615	+0.25(+0.30%)
Apr 14, 2011	81.75	82.25	81.00	82.00	42,704	-0.25(-0.30%)
Apr 13, 2011	85.50	85.97	82.00	82.25	53,699	-2.75(-3.24%)
Apr 12, 2011	81.75	85.00	81.25	85.00	91,751	+2.25(+2.72%)
Apr 11, 2011	81.25	83.50	80.50	82.75	53,580	+1.25(+1.53%)
Apr 08, 2011	82.00	84.25	80.50	81.50	142,454	-0.25(-0.31%)
Apr 07, 2011	83.75	85.00	81.75	81.75	108,602	-1.25(-1.51%)
Apr 06, 2011	83.75	84.75	82.50	83.00	60,450	+0.50(+0.61%)
Apr 05, 2011	82.75	85.00	81.50	82.50	105,535	-2.00(-2.37%)
Apr 04, 2011	87.50	87.50	83.25	84.50	81,354	-2.50(-2.87%)
Apr 01, 2011	88.75	89.50	86.25	87.00	82,624	-1.25(-1.42%)
Mar 31, 2011	89.25	89.50	86.75	88.25	103,069	-1.25(-1.40%)
Mar 30, 2011	89.50	89.50	89.50	89.50	61,944	+0.00(+0.00%)
Mar 29, 2011	91.00	91.00	88.00	89.50	75,043	-0.75(-0.83%)
Mar 28, 2011	91.25	92.25	90.25	90.25	57,712	-0.25(-0.28%)
Mar 25, 2011	93.25	94.00	90.50	90.50	134,348	-3.25(-3.47%)
Mar 24, 2011	94.00	94.38	92.00	93.75	35,101	+0.25(+0.27%)
Mar 23, 2011	93.50	94.00	91.75	93.50	56,231	+0.00(+0.00%)
Mar 22, 2011	94.25	94.50	92.75	93.50	41,207	-0.75(-0.80%)
Mar 21, 2011	94.25	94.50	93.00	94.25	57,272	+2.25(+2.45%)
Mar 18, 2011	92.00	94.00	90.75	92.00	97,657	+1.75(+1.94%)
Mar 17, 2011	91.75	92.25	89.75	90.25	68,102	+0.00(+0.00%)
Mar 16, 2011	93.50	93.75	89.00	90.25	164,316	-3.75(-3.99%)
Mar 15, 2011	93.00	94.50	92.00	94.00	106,198	+2.00(+2.17%)
Mar 14, 2011	95.50	96.25	92.00	92.00	107,268	-3.75(-3.92%)
Mar 11, 2011	94.00	96.25	93.25	95.75	53,121	+2.00(+2.13%)
Mar 10, 2011	96.00	96.25	93.75	93.75	75,822	-3.75(-3.85%)
Mar 09, 2011	96.75	97.50	95.50	97.50	61,010	+1.00(+1.04%)
Mar 08, 2011	93.75	97.88	93.75	96.50	153,218	+2.75(+2.93%)
Mar 07, 2011	96.50	97.50	93.25	93.75	90,330	-3.00(-3.10%)
Mar 04, 2011	97.75	98.75	95.25	96.75	74,965	-1.00(-1.02%)
Mar 03, 2011	100.25	100.50	96.50	97.75	81,818	-0.25(-0.26%)
Mar 02, 2011	97.50	99.50	96.25	98.00	103,491	+0.75(+0.77%)

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