Change the Axis Minimum and Maximum Values One of ... For example, if your charts have transparent or semitransparent ...

Restriction: For frequency charts, values must be integers. Interaction: For BLOCK charts, AXIS= sets the scale of the tallest block. To set the scale, PROC CHART uses the maximum value from the AXIS= ...

Image caption, To construct a bar chart first identify the largest frequency. The largest frequency is 12. The vertical axis must go up to at least 12. The horizontal axis requires four categories.