Sales estimates for WERN

Yearly Sales Estimates for WERN

Estimate Year	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
2007	2069.1	2045	2058.391	7.987	1/5/2008
2008	2217	2170.8	2192.92	20.168	1/14/2009
2009	1685.2	1631.11	1660.794	14.611	11/13/2009
2010	1824.611	1715.5	1763.733	37.084	11/13/2009
2011	1971.3	1834	1887.517	44.434	11/10/2009

Quarterly Sales Estimates for WERN

Qtr Ending	High Estimate	Low Estimate	Mean Estimate	Standard Deviation	Latest Estimate
03-2007	503	491.9	497.602	0	2/7/2007
06-2007	542.1	526.45	534.83	6.46	4/19/2007
09-2007	552	501.24	530.222	17.56	10/5/2007
12-2007	523.6	499.5	513.824	8.23	1/5/2008
03-2008	518.7	488.8	508.821	11.04	4/7/2008
06-2008	571	526	545.057	16.628	7/2/2008
09-2008	596.48	556.2	575.76	12.71	10/14/2008
12-2008	578.9	495.8	542.343	31.428	1/14/2009
03-2009	490.5	426.1	455.118	24.275	4/6/2009
06-2009	521.24	417	444.86	31.242	7/16/2009
09-2009	444	409	422.733	12	10/1/2009
12-2009	458.3	420	435.355	12.493	11/11/2009
03-2010	428.563	403	414.043	9.98	10/20/2009
06-2010	451.536	415	432.739	12.459	10/20/2009
09-2010	465.711	444.2	458.268	7.865	10/20/2009
12-2010	478.801	456	466.666	9.753	10/20/2009