Jquery i SUM vrednosti u ćelija u koloni

Code:
$("#grupa_kontrola_za_izvestaj tr:last td:not(:first)").text(function(i){
        
        var t = 0;


        alert('nasao');           
    


        return "Total: " + t;
    });

Code:
var totals=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
    $(document).ready(function(){

        var $dataRows=$("#grupa_kontrola_za_izvestaj  tr:not('.last)");
    
        $dataRows.each(function() {
            $(this).find('.brojevi').each(function(i){        
                totals[i]+=parseInt( $(this).html());
            });
        });
        $("#grupa_kontrola_za_izvestaj  td.zbir").each(function(i){  
            $(this).html(totals[i]);
        });


    });

Code:

parseInt( $(this).html(), 10);