vfc_pieSeries

public class  vfc_pieSeries{
    
    public vfc_pieSeries(){       
    }
    
    public List<PieWedgeData> getPieData() {
        List<PieWedgeData> data = new List<PieWedgeData>();
        
        List<AggregateResult> opps = [SELECT SUM(Amount) monthlyRevenue, COUNT(Name) numOppsClosedWon,
                  CALENDAR_MONTH(CloseDate) theMonth