ChartDataLabel.top property. Gets or sets the distance of the data label in points from the top edge of the chart or from the position specified by its [ChartDataLabel.position](../position/) property, depending on the value of the [ChartDataLabel.top_mode](../top_mode/) property....ChartDataLabel.top property. Gets or sets the distance of the data label in points from the top edge of the chart or from the position specified by its [ChartDataLabel.position](../position/) property, depending on the value of the [ChartDataLabel.top_mode](../top_mode/) property.