--- title: "Rollup" slug: "rollup" updated: 2025-04-01T15:41:44Z published: 2025-04-01T15:41:44Z canonical: "kb.dataparc.com/rollup" --- > ## Documentation Index > Fetch the complete documentation index at: https://kb.dataparc.com/llms.txt > Use this file to discover all available pages before exploring further. # Rollup Use the Rollup tab to build a rollup tag switch to access PARCrollup Server data. ![](https://cdn.document360.io/59db2ca4-e512-446a-a143-a7c626447812/Images/Documentation/image-DLOJSGSC.png) **Tag Field:** The base tag used to return rollup data. This is whichever tag was right-clicked when opening Tag Builder. As fields are filled out the tag switch will build with the corresponding values. **Statistic:** Select the statistic type to return. **Filter Downtime:** If checked, the statistic will exclude downtime based on the tag’s [process area](/v1/docs/interface-process) settings. **Period Type:** Select from the available rollup periods. **Grade:** If applicable, apply a grade filter. **Rollup Tag Manual:** Link to help manual topic on the [Rollup Tag Switch](/v1/docs/rollup-tag-switch).