Descriptive labels on an Excel chart enhance its readability and help you interpret the information the chart contains. Whether naming comes in the form of text, numbers or a combination, both the ...

Type in the interval that you want to use for the X-axis labels. The first axis label displays, then Excel skips labels until the number of your interval, and continues on in this pattern.

If you have uneven distribution of data in your Excel chart, here is a better way to change the automatic axis settings.