Annotating with TimeLabels
Also, see Axis Annotation Overview.
TimeLabels annotation interprets the X-values in your data as units of time along the X-axis. The chart calculates and displays a time-axis based on the starting point and format you specify. A time-axis is useful for charts that measure something in seconds, minutes, hours, days, weeks, months, or years. TimeLabels annotation can be used for the X-axis with any data layout, with the following exception:
The chart type for TimeLabels cannot be Pie, Radar, Filled Radar or Polar.
Four properties are used to control the display and behavior of TimeLabels:
1. Unit
2. Base
3. Format
4. AnnotationMethod
Time Unit