GapWidth Property
Returns or sets the amount of spacing between markers in adjacent categories, as a percentage of the column width. A value of zero provides no space between adjacent category markers, while positive values create a gap. Read/write Long.
expression.GapWidth
expression Required. An expression that returns one of the objects in the Applies To list.
Example
This example sets the spacing between markers in adjacent categories to 250 points.
ChartSpace1.Charts(0).GapWidth = 250