var listOfRows = _articleVm.GridRecords;
var totalNumberOfRows = listOfRows.Count;
var totalNumberOfArticles = (totalNumberOfRows - 1) * 3;
if(_articleVm.GridRecords[totalNumberOfRows - 1][0] != null)
    totalNumberOfArticles++;
if(_articleVm.GridRecords[totalNumberOfRows - 1][1] != null)
    totalNumberOfArticles++;
if(_articleVm.GridRecords[totalNumberOfRows - 1][2] != null)
    totalNumberOfArticles++;