An example of the colgroup tag in use

This is an example of using the colgroup tag, to illustrate my comment in the evolt.org article Building Accessible Tables.  (Evolt.org is a world community for web developers.)

Loss for Top Three Customers
Name Inbound Loss Outbound Loss
Avg Min Max Avg Min Max
Customer One 0.76 0.00 3.42 0.76 0.00 3.42
Customer Two 0.76 0.00 3.42 0.76 0.00 3.42
Customer Three 0.76 0.00 3.42 0.76 0.00 3.42