code: function(){
  			var rows = this.model.get('options').rows*1 || null;
  			if(rows) return Math.max(5, rows);
  
  			var cellHeight = 30 || (this.$el.find('tr:first').height() || 30);
  			var height = this.$el.parent().height() - this.$el.children(':first').height();
  			rows = Math.round(height / cellHeight) - 2;
  			return Math.max(8, rows);
  		}
docs: Return the expected MAXIMUM number of rows for every table