The label position is defined based on the series count. Labels are outside waterfall bars if the chart shows a single waterfall series. Labels are positioned in the bar center if the chart shows multiple waterfall series.
Labels are displayed in the center of waterfall bars.
Labels are displayed inside waterfall bars, at the bottom of falling bars and at the top of rising bars.
Labels are displayed inside waterfall bars, at the bottom of rising bars and at the top of falling bars.
Use the WaterfallLabelPosition enumeration values to set the WaterfallSeries2D.LabelPosition property.