private void BindDistributorRanking()
        {
            SaleStatisticsQuery query = new SaleStatisticsQuery();

            query.StartDate = this.dateStart;
            query.EndDate   = this.dateEnd;
            query.PageSize  = this.pager.PageSize;
            query.PageIndex = this.pager.PageIndex;
            query.SortBy    = "SaleTotals";
            query.SortOrder = SortAction.Desc;
            int totalDistributors = 0;
            OrderStatisticsInfo distributorStatistics = DistributorHelper.GetDistributorStatistics(query, out totalDistributors);

            this.grdDistributorStatistics.DataSource = distributorStatistics.OrderTbl;
            this.grdDistributorStatistics.DataBind();
            this.lblTotal.Money       = distributorStatistics.TotalOfSearch;
            this.lblProfitTotal.Money = distributorStatistics.ProfitsOfSearch;
            this.pager.TotalRecords   = totalDistributors;
        }