Sales estimates for APOG

Yearly Sales Estimates for APOG

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	800.8	800.8	800.8	0	2/26/2007
2008	878.5	872.9	874.8	3.204	4/7/2008
2009	953.8	933.4	943.486	7.267	3/31/2009
2010	726.3	705.5	719.32	8.212	11/4/2009
2011	748	642.7	702.34	39.94	11/4/2009

Quarterly Sales Estimates for APOG

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
02-2007	207.3	207.3	207.3	0	2/26/2007
05-2007	208.3	208	208.15	0.212	4/18/2007
08-2007	203	202.8	202.9	0.141	7/2/2007
11-2007	227	227	227	0	9/24/2007
02-2008	240	234	236.123	3.362	3/28/2008
05-2008	245	242	243.37	1.516	4/23/2008
08-2008	249	231	243	8.164	9/2/2008
11-2008	246	232	239.333	7.023	12/3/2008
02-2009	220.5	210	217.375	4.956	3/31/2009
05-2009	197	195	196	1.414	5/14/2009
08-2009	190	179	183.375	5.022	9/14/2009
11-2009	185.6	179	181.9	2.995	10/19/2009
02-2010	179	164.5	172.625	6.128	10/19/2009
05-2010	170	164.2	167.1	4.101	10/19/2009
08-2010	180	170.4	175.2	6.788	10/19/2009
11-2010	186.1	185	185.55	0.777	10/19/2009
02-2011	185	165.3	175.15	13.93	10/19/2009