Sales estimates for SGY

Yearly Sales Estimates for SGY

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	759	740	747.475	8.577	1/8/2008
2008	848	793.7	820.85	38.395	2/10/2009
2009	717	660.41	693.936	29.71	11/9/2009
2010	809	602.89	697.496	104.088	11/9/2009
2011	669.34	669.34	669.34	0	7/31/2009

Quarterly Sales Estimates for SGY

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	157.3	142	149.65	0	4/25/2007
06-2007	182	166.2	174.1	11.172	6/27/2007
09-2007	207	151.7	173.4	23.632	11/1/2007
12-2007	207	183.26	191.365	10.978	1/8/2008
03-2008	195	173.1	184.366	10.963	5/1/2008
06-2008	201	200	200.5	0.707	5/27/2008
09-2008	250	242	246	5.656	8/19/2008
12-2008	210	155.2	182.6	38.749	2/10/2009
03-2009	185	132.2	158.6	37.335	4/16/2009
06-2009	93.8	93.8	93.8	0	3/9/2009
09-2009	144.62	144.62	144.62	0	7/31/2009
12-2009	188.5	154.7	171.6	23.9	11/9/2009
03-2010	154.2	154.2	154.2	0	3/9/2009
06-2010	154.6	154.6	154.6	0	3/9/2009
09-2010	165.4	165.4	165.4	0	3/9/2009
12-2010	196.7	196.7	196.7	0	3/9/2009