> #### How to group categories on the x-axis

> 1 | In the chart builder, on Select Data, choose Edit Group and Sorting.

> 2 | In Grouping, select Enabled to see the grouping options shown in Figure 15‑1.

> Figure 15‑1 | Grouping category data by month

> 3 | Use the following options to set up a group:

> n | In Type, select Text, Numeric, or DateTime. If you select DateTime, you can specify the units to use to form the groups, such as Minutes.

> n | In Interval, select a number that represents the size of the groups to create. For example, to group three-row sequences of text data, select 3. To group numeric data in sections of four, select 4.

> n | In Aggregate Expression, select the function to use to aggregate the data in the group. You can select Average, Sum, Count, Distinct Count, First, Last, Minimum, and Maximum.

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