public List <KeyValuePair <string, long> > TopUsers()
        {
            ArticleController a = new ArticleController();

            var to   = System.DateTime.Now;
            var from = new DateTime(to.Year, to.Month, 1);
            //List < List < UserStats >> total_stats = new List<List<UserStats>>();
            Dictionary <string, long> allUsers = new Dictionary <string, long>();
            List <Procedure_Result>   res      = new List <Procedure_Result>();

            using (var data = db.Procedure())
            {
                res = data.ToList <Procedure_Result>();
            }
            foreach (var item in res)
            {
                Authorization auth = new Authorization(item.email);

                var result = auth.service.Data.Ga.Get("ga:" + item.ga_id, a.convertDate(from), a.convertDate(to), "ga:Sessions");
                result.Dimensions = "ga:campaign";
                result.Filters    = "ga:medium=@digitalmarket";
                try
                {
                    var response = result.Execute();
                    if (response.TotalResults != 0)
                    {
                        foreach (var row in response.Rows)
                        {
                            if (allUsers.ContainsKey(row[0]))
                            {
                                allUsers[row[0]] = allUsers[row[0]] + long.Parse(row[1]);
                            }
                            else
                            {
                                allUsers.Add(row[0], long.Parse(row[1]));
                            }
                        }
                    }
                }
                catch (Exception e)
                { }
                // total_stats.Add(user_stats);
            }
            // allUsers.Remove("(not set)");
            return(new List <KeyValuePair <string, long> >(allUsers));
        }