Show statistics option is available from:
The statistics window is divided into 2 sections:
In this section, 'Statistics' window displays the name of the requester as well as the current status breakdown of the requests. Hovering the mouse over the colour will display the status name.
In 'Requested/Quoted' column the following information is displayed:
Below these values, there is a percentage of a status vs total number of requests
This part displays information about your other customers.