1 Double-click the time scale.
2 Click the Time tab.
3 Under Time Scale, choose one of the following:
- Choose the calendar units.
- Choose the clock units.
- In Stamp columns (1-3), enter up to three columns containing scale values.
4 Under Start Values, choose one of the following (not available with area graph):
- Type the start value for each component of the time scale.
- For each variable, type the start values for each component of the time scale.
5 Uncheck Data Increment, and type a value to increment the innermost time scale.
6 Click OK.