Type Smart and all the smart gadgets will be listed, select Smart Filter-Pie Chart Gadget click Add gadget button on the right, and close.
Smart Filter-Pie Chart Gadget brings rates according to the statistics you choose.
2. Fill in the mandatory fields:
Enter a Title.
Select the previously created Smart Filter (see Configuring a Smart Filter)and click the save button.
Select the Statistic Type from the drop-down menu and click the save button.