You configure an event pie chart to get a circular graphic divided into slices to illustrate proportions of events.
Right-click the dashboard and click Edit dashboard .
Click Configure or click the Settings button
In the Event Pie properties dialog box, in the Column box, enter the events you want to display.
Click the Add filter button
In the Max number of slices box, enter the maximum number of slices you want to display in the pie.
In the Calculation method box, select a calculation method.
In the Caption box, type a caption.
In the Caption link box, enter a link to an object that is relevant for the pie chart.
In the Pie center select a pie center.
In the Show Legend box, select True to display legends in the event pie.
In the Show Percentage box, select True to display the values in percentage.
In the Show Period box, select True to display the period as a legend.
In the Display Values box, select True to display the numerical values.
Click OK .