Sales estimates for NTCT

Yearly Sales Estimates for NTCT

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	102.15	102.15	102.15	0	1/26/2007
2008	180.1	166.3	173.553	6.927	3/11/2008
2009	285.54	274	281.596	4.277	4/9/2009
2010	264.7	256.753	260.328	2.659	11/17/2009
2011	290.858	268.56	280.304	8.029	11/17/2009

Quarterly Sales Estimates for NTCT

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	27	27	27	0	1/26/2007
06-2007	27.5	26.6	27.05	0.636	6/25/2007
09-2007	29.81	29	29.436	0.408	10/9/2007
12-2007	50	47.15	48.575	2.015	1/15/2008
03-2008	63	55	58.113	4.284	3/11/2008
06-2008	63.4	56.81	60.052	3.638	7/21/2008
09-2008	72.46	72	72.186	0.241	10/9/2008
12-2008	73.56	71	72.15	1.08	1/8/2009
03-2009	73	67	70.73	2.104	4/9/2009
06-2009	68	63	65.144	1.964	7/20/2009
09-2009	65	60	62.832	2.072	10/16/2009
12-2009	71.99	65.3	69.019	2.647	11/10/2009
03-2010	76.4	69.35	72.743	3.465	11/10/2009
06-2010	67.886	60.7	64.08	3.011	11/10/2009
09-2010	69.845	62.493	67.316	2.577	11/10/2009
12-2010	74.64	71.839	73.167	1.163	11/10/2009
03-2011	79.746	72.43	75.826	3.117	11/10/2009