The Lead Conversion dashboard's Trends tabs allow you to see a trend graph of a selected Lead, Tour, or Conversion metric over time. The Trend Compare tab allows you to compares two selected metrics on the same visualization to identify related changes and performance patterns. And the Trends Data Table contains the trend results in a tabular format for review and export.
Find more info and metric definitions in the Lead Conversion Dashboard & EngagePro VFP Integration support article.