Sales estimates for CHK

Yearly Sales Estimates for CHK

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	8154.13	5909.7	7333.913	962.59	1/23/2008
2008	11497	9972	10872.291	563.933	1/28/2009
2009	8218	7452.7	7760.893	281.122	11/18/2009
2010	10511.8	8000.74	8949.877	841.773	11/11/2009
2011	11956.2	8811	10036.27	1683.741	11/11/2009
2012	12910.3	12910.3	12910.3	0	10/19/2009
2013	12509.2	12509.2	12509.2	0	8/4/2009

Quarterly Sales Estimates for CHK

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	2007	1174.3	1564.773	0	4/25/2007
06-2007	1809.2	1191	1491.914	219.042	7/26/2007
09-2007	1964	1341.09	1659.311	293.304	10/24/2007
12-2007	2286.9	1621.9	1988.633	275.379	1/23/2008
03-2008	2467.7	1761.9	2111.195	269.369	4/28/2008
06-2008	2982.3	1906	2368.208	350.413	7/16/2008
09-2008	3106.7	1921.3	2574.792	449.131	10/20/2008
12-2008	2850	2085.3	2550.31	299.277	1/28/2009
03-2009	2552.44	1300.53	1925.448	414.206	4/23/2009
06-2009	2600.18	1329.6	1972.585	354.284	7/21/2009
09-2009	2161	1965	2008.845	77.017	10/27/2009
12-2009	2250.4	1973.7	2127.133	97.818	11/11/2009
03-2010	2295.2	2006	2192.077	129.658	11/6/2009
06-2010	2488.7	2006	2228	198.514	11/6/2009
09-2010	2749	2212.25	2404.083	299.334	11/6/2009
12-2010	2978.8	2358	2588.776	339.658	11/6/2009