Sales estimates for CLB

Yearly Sales Estimates for CLB

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	672	668.8	671.066	1.308	12/31/2007
2008	790.2	778.4	786.018	3.463	1/14/2009
2009	714.7	678	685.938	11.051	10/28/2009
2010	764.8	702	729.868	16.767	10/28/2009
2011	831.4	806.943	822.607	9.948	10/23/2009

Quarterly Sales Estimates for CLB

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	159.01	154.1	156.555	0	2/15/2007
06-2007	166.5	163.6	164.64	1.614	6/28/2007
09-2007	174.67	172.7	173.423	1.084	9/6/2007
12-2007	178	177	177.487	0.447	12/14/2007
03-2008	189	178	181.155	3.95	3/5/2008
06-2008	198.3	188.6	191.93	4.358	5/28/2008
09-2008	206	203	204.962	1.38	10/21/2008
12-2008	210.5	198.7	206.462	3.482	1/14/2009
03-2009	185.09	181.5	183.792	1.675	3/10/2009
06-2009	184.28	171	174.666	3.836	7/10/2009
09-2009	178.1	161.19	164.542	5.52	9/18/2009
12-2009	170.5	168.5	169.361	0.818	10/23/2009
03-2010	172.9	168.422	170.624	2.091	10/23/2009
06-2010	179.5	176.3	177.391	1.244	10/23/2009
09-2010	191.089	183.7	187.217	3.219	10/23/2009
12-2010	199.05	190.2	195.57	3.434	10/23/2009
03-2011	194	194	194	0	10/22/2009