Sales estimates for CREE

Yearly Sales Estimates for CREE

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	397.95	383	393.641	4.032	7/13/2007
2008	489.26	488.2	488.62	0.563	8/4/2008
2009	569.9	551	562.534	5.538	7/29/2009
2010	769.1	653.73	733.206	29.875	11/13/2009
2011	1002.1	750	894.941	60.343	10/21/2009
2012	1342.5	973.3	1163.6	184.863	10/21/2009

Quarterly Sales Estimates for CREE

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	99	87	89.921	0	3/12/2007
06-2007	115	100	110.675	4.044	7/13/2007
09-2007	115.4	110	112.358	1.74	10/12/2007
12-2007	119	108.76	116.195	3.117	1/14/2008
03-2008	124.24	120.93	122.878	1.239	4/1/2008
06-2008	133	129	130.896	1.267	8/4/2008
09-2008	142	133.83	139.268	2.303	10/17/2008
12-2008	145	130.86	140.96	4.566	1/5/2009
03-2009	134	128.2	130.973	1.852	4/16/2009
06-2009	150.3	135	144.616	4.634	7/27/2009
09-2009	169	143	162.71	6.196	10/19/2009
12-2009	190	184.221	185.688	1.53	11/13/2009
03-2010	198.99	170.1	185.691	7.696	11/13/2009
06-2010	220	174.9	198.636	12.347	11/13/2009
09-2010	230	190	211.461	13.277	10/21/2009
12-2010	253.9	190	221.443	17.121	10/21/2009
03-2011	246.2	180	224.28	19.797	10/21/2009