> ## Documentation index > Fetch the complete documentation index at: https://docs.prescientai.com/llms.txt > Use this file to discover all available pages before exploring further. Add `.md` to any page URL to get that page as Markdown. # Attribution Over Time options > Reference for the Attribution Over Time chart, with each chart mode, granularity, chart type, control, and rule. This page lists the options of the **Attribution Over Time** section. For the metrics that the chart can show, see [Metrics and summary cards](https://docs.prescientai.com/reference/attribution/metrics). ## Chart modes | Mode | What it shows | | ------------- | -------------------------------------------------------------- | | **Breakdown** | Shows one metric divided into parts. This mode is the default. | | **Compare** | Shows two metrics on one chart. | ## Chart granularity | Granularity | Availability | | ----------- | --------------------------------------------- | | **Day** | Available when all selected models are daily. | | **Week** | | | **Month** | | | **Quarter** | | | **Year** | | ## Chart types | Type | What it shows | | ----------- | ----------------------------------------------- | | **Stacked** | A stacked area chart. This type is the default. | | **Line** | One line for each part. | ## Chart controls | Control | What it does | | ---------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | **Breakdown by** | Selects the parts of the chart: **Channel**, **Tactic**, or **Revenue Source**. The options depend on the metric. | | **Primary** | The lead-in to the two metric menus of **Compare** mode. The first menu sets the first metric, and the menu after **vs** sets the second. A metric that one menu holds is not available in the other. | | Value option | What it shows | | -------------- | ---------------------------------------------------------------------------------------- | | **Absolute** | Shows each part as a value. | | **% of Total** | Shows each part as a share of the total. The option is not available for a ratio metric. | ## Export menu | Item | What the file contains | | ---------------------------- | ------------------------------------------------------------------ | | **Export by Channel** | A CSV of the selected metric with one row for each channel. | | **Export by Tactic** | A CSV of the selected metric with one row for each tactic. | | **Export by Revenue Source** | A CSV of the selected metric with one row for each revenue source. | ## Reported revenue switch | Switch | What it does | | ------------------------------------ | ------------------------------------------------------------------------------------ | | **Include subscription & wholesale** | Adds subscription revenue and wholesale revenue to reported revenue. Off by default. | ## Chart rules | Rule | Value | | ------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------ | | Default view | The chart opens in **Breakdown** mode on the modeled outcome, as a stacked chart by channel. | | Default metrics in Compare mode | **Spend** and the modeled outcome. | | Finest granularity | Day when all selected models are daily. Week when one or more selected models are weekly. | | Metrics not in the chart | **Impressions**, **Clicks**, **CPM**, and **CPC** are table metrics only. The chart has a reported metric for each target of your account. | | Export content | The export contains only the metric that is selected on screen. The menu lists only the divisions that the metric supports. | ## Messages | Message | When it shows | | ---------------------------------------------------------------------------------- | ------------------------------------------------------------------------ | | **Switch to Breakdown mode to export a channel, tactic, or revenue-source split.** | Tooltip of the **Export** button while the chart is in **Compare** mode. | | **Select a metric to export.** | Tooltip of the **Export** button when no metric is selected. | | **This metric doesn't break down by channel, tactic, or revenue source.** | Tooltip of the **Export** button for a metric that has no parts. | | **Couldn't export the CSV. Please try again.** | The export did not complete. | The chart itself has these messages. | Message | When it shows | | ------------------------------------------------- | -------------------------------------------------------------- | | **% of Total isn’t meaningful for ratio metrics** | Tooltip of **% of Total** when the selected metric is a ratio. | | **No data available for this period** | The chart has no data for the selected period and filters. | | **Couldn’t load this chart.** | The chart did not load. A retry button shows with the message. | ## Related - [Attribution](https://docs.prescientai.com/attribution): the guides and the concepts of the product area. - [Compare two periods](https://docs.prescientai.com/attribution/compare-two-periods): the steps to read the chart with a comparison. - [Export Attribution data](https://docs.prescientai.com/attribution/export-attribution-data): the steps to export the chart. - [Modeled and reported figures](https://docs.prescientai.com/attribution/modeled-and-reported-figures): why reported revenue leaves out some revenue.