Sales estimates for GMTN

Yearly Sales Estimates for GMTN

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	916.3	864.3	890.62	0	3/16/2007
2008	986	973.1	979.55	9.121	3/3/2008
2009	1082	1063.6	1072.8	13.01	2/17/2009
2010	1113	1102.2	1107.6	7.636	9/1/2009
2011	1146	1144.7	1145.35	0.919	9/1/2009

Quarterly Sales Estimates for GMTN

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
01-2007	331.7	296.1	309.06	0	3/16/2007
04-2007	178.5	172.8	174.966	0	3/30/2007
07-2007	215.1	193.1	200.825	9.752	8/21/2007
10-2007	277	264.6	268.65	5.685	11/12/2007
01-2008	334	321.3	327.65	8.98	3/3/2008
04-2008	208.2	200	204.1	5.798	4/16/2008
07-2008	266.6	251	258.8	11.03	6/4/2008
10-2008	278	267.3	272.65	7.566	12/4/2008
01-2009	340	333.1	336.55	4.879	2/17/2009
04-2009	216	214.2	215.1	1.272	4/29/2009
07-2009	271.3	261	266.15	7.283	6/8/2009
10-2009	281.8	281	281.4	0.565	9/1/2009
01-2010	344.3	344	344.15	0.212	9/1/2009