get an (extra) row with the totals in Kendo Grid (Kendo UI)

Question

HI ive got the following grid made with kendo UI.

But how can I get the totals ? like shown in the picture below ?

 

here is my kendo Grid :

 

<div class="row">
              <div class="col-lg-12 col-md-12 col-sm-12 col-xs-12">
                  <h4>Organisatiebreed</h4>
                  @(Html.Kendo().Grid<OrderLine>()
                    .HtmlAttributes(new { @class = "table-responsive" })
                    .Name("OrderLinesGrid")
                    .Selectable(s => s.Enabled(false))
                    .Reorderable(r => r.Columns(false))
                    .Resizable(r => r.Columns(true))
                    .Scrollable(s => s.Height("auto").Enabled(false))
                    .Sortable(s => s.Enabled(false))
                    .Pageable(p => p.Enabled(false))
                    .Filterable(f => f.Enabled(false))
                    .BindTo(Model.OrderLines.Where(x => x.LocationCode == null))
                    .Columns(columns =>
                    {
                        columns
                            .Bound(c => c.NrOfUnits);
                        columns
                            .Bound(c => c.ProductCode);
                        columns
                            .Bound(c => c.Description);
                        columns
                            .Bound(c => c.NrcPerUnit)
                            .Template(f => string.Format("<div style=\"text-align: right\">€ {0:n2}</div>", f.NrcPerUnit));
                        columns
                            .Template(f => string.Format("<div style=\"text-align: right\">€ {0:n2}</div>", f.NrOfUnits * f.NrcPerUnit))
                            .Title("Totaal");
                        columns
                            .Bound(c => c.MrcPerUnit)
                            .Template(f => string.Format("<div style=\"text-align: right\">€ {0:n2}</div>", f.MrcPerUnit));
                        columns
                            .Template(f => string.Format("<div style=\"text-align: right\">€ {0:n2}</div>", f.NrOfUnits * f.MrcPerUnit))
                            .Title("Totaal p/m");
                    })
                  )
              </div>
          </div>