private void ExcelworksheetOnChange(Excel.Range target)
{
var targetRowAdress = Convert.ToInt32(ContractBL.GetRowAdressByRange(target));
if (SupplierContractsOutputList.Contains(targetRowAdress))
{
return;
}
ContractBL.FeelContractsSummary(SupplierContractsOutputList, _contractsWorksheet);
}