Sales estimates for SYMC

Yearly Sales Estimates for SYMC

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	5162.5	5088.25	5143.65	0	4/23/2007
2008	5926.3	5804.9	5900.427	38.314	4/28/2008
2009	6266	6124.6	6229.511	29.165	5/5/2009
2010	6012	5802.6	5944.041	44.287	11/12/2009
2011	6520	5933.9	6207.677	114.265	11/12/2009
2012	6527.1	6486	6506.55	29.062	11/12/2009

Quarterly Sales Estimates for SYMC

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	1282.56	1244.1	1268.11	0	4/23/2007
06-2007	1362	1300.67	1320.665	15.316	7/18/2007
09-2007	1425	1373	1394.988	14.692	10/19/2007
12-2007	1500	1428	1457.441	18.924	1/18/2008
03-2008	1543	1508	1528.858	9.644	4/28/2008
06-2008	1591.95	1550.5	1574.096	10.467	7/29/2008
09-2008	1560	1516	1539.644	11.976	10/28/2008
12-2008	1603	1413.7	1481.908	36.578	1/27/2009
03-2009	1549	1491.7	1519.743	14.115	5/5/2009
06-2009	1655.09	1455.4	1496.229	37.298	7/28/2009
09-2009	1483.8	1400.1	1427.013	18.137	10/27/2009
12-2009	1529	1498.2	1509.615	7.204	11/12/2009
03-2010	1575	1460.3	1518.523	25.949	11/12/2009
06-2010	1575	1457.1	1505.191	29.544	11/12/2009
09-2010	1600	1518	1548.817	23.771	11/12/2009
12-2010	1645	1546.8	1587.457	28.797	11/12/2009
03-2011	1700	1549.3	1602.388	38.274	11/12/2009