Right-click the vertical axis and click "Format Axis." Click the "Fixed" option button labeled "Minimum." Type "0" in the adjacent text box. Click the "Fixed" option button labeled "Maximum." ...

You could leave the chart as is, as a combo chart, as shown in Figure D, but let’s remove the lines so it’s strictly a floating bar chart. Figure D To finish the Excel chart, delete the lines.

Then, click Edit. In the resulting dialog, reference the axis label’s dynamic range, DynamicChart1!MonthLabels. Click OK. You don’t have to update February; Excel does that for you.