Axis.MajorUnit Property (Excel)
Returns or sets the major units for the value axis. Read/write Double.
Syntax
expression .MajorUnit
expression A variable that represents an Axis object.
Remarks
Setting this property sets the MajorUnitIsAuto property to False.
Use the TickMarkSpacing property to set tick mark spacing on the category axis.
Example
This example sets the major and minor units for the value axis in Chart1.
With Charts("Chart1").Axes(xlValue)
.MajorUnit = 100
.MinorUnit = 20
End With