QueryBuildRange range;

     super();

     this.query().dataSourceName('VendTop10VendorsByPurchase').clearDynalinks();

     // setting range so that only invoices within the year are calculated

     range = this.query().dataSourceName('VendTop10VendorsByPurchase').addRange(fieldNum(VendTop10VendorsByPurchase, InvoiceDate));
range.value(strFmt('(InvoiceDate >= %1)', date2StrXpp(systemDateGet() - dayOfYr(systemDateGet()) + )));