Sales estimates for EP

Yearly Sales Estimates for EP

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	4898	4569.8	4726.32	118.102	1/30/2008
2008	5425	5128	5261.18	131.355	2/4/2009
2009	5010	4660	4837.926	155.001	11/11/2009
2010	5356	4423	4722.483	349.316	11/6/2009
2011	5935	5093.3	5437.433	441.328	11/5/2009

Quarterly Sales Estimates for EP

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	1263.8	1236.6	1250.2	0	4/5/2007
06-2007	1308	1112	1178.1	112.502	7/5/2007
09-2007	1275	1161	1221.425	46.935	10/19/2007
12-2007	1336.8	1197.5	1279.766	72.997	1/30/2008
03-2008	1385.3	1361	1373.15	17.182	4/8/2008
06-2008	1401.3	1401.3	1401.3	0	6/25/2008
09-2008	1363.6	1342	1352.8	15.273	10/13/2008
12-2008	1405	645	1096.975	321.753	1/20/2009
03-2009	1330	1244	1280.925	38.971	4/13/2009
06-2009	1190.5	1125	1160.58	27.137	7/24/2009
09-2009	1151.3	1107.8	1136.275	19.807	10/5/2009
12-2009	1256.9	1188	1222.275	28.129	11/11/2009
03-2010	1197.9	1197.9	1197.9	0	11/6/2009
06-2010	1075.6	1075.6	1075.6	0	11/6/2009
09-2010	1095.4	1095.4	1095.4	0	11/6/2009
12-2010	1156.6	1156.6	1156.6	0	11/6/2009