Sales estimates for DVN

Yearly Sales Estimates for DVN

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	11559	9505	10711.602	766.075	1/23/2008
2008	16171	13550.5	14549.235	1138.533	1/27/2009
2009	8789	6954	8090.954	575.954	11/27/2009
2010	11650	8517	9939.7	1104.753	11/27/2009
2011	12047	12047	12047	0	9/8/2009
2012	16278.3	16278.3	16278.3	0	1/11/2008

Quarterly Sales Estimates for DVN

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	2933	2171.7	2547.857	0	4/10/2007
06-2007	2806.5	2444.5	2626.285	129.93	7/18/2007
09-2007	2781	2289.1	2522.828	222.414	10/24/2007
12-2007	3150	2278	2862.8	294.94	1/23/2008
03-2008	3402.2	3067	3214.942	110.174	4/16/2008
06-2008	4300	3214	3745.196	342.649	7/30/2008
09-2008	4385	3404.77	3880.081	316.429	10/28/2008
12-2008	3551.71	2398.5	2938.572	435.067	1/12/2009
03-2009	2218.95	1578.48	1839.675	204	4/5/2009
06-2009	2178.02	1785.3	1914.448	154.154	7/24/2009
09-2009	2291.4	1927.4	2091.616	125.068	10/5/2009
12-2009	2456	2231.461	2293.61	82.559	11/27/2009
03-2010	2661	2054	2406.294	253.766	11/27/2009
06-2010	2849	2102	2451.742	329.98	11/27/2009
09-2010	2939	2101.3	2368.64	338.679	11/27/2009
12-2010	3104	2070.3	2463.224	398.233	11/27/2009