Sitecore xDB tracks some common analytics of which some can be synced to Salesforce and stored on the associated Contact/Lead. These values can be reported on and it includes - total goal score, goals reached, page visit count and profile data (profile name, profile keys and pattern cards).
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Resolve xDB Contact from Salesforce Pipeline
Steps
(Optional)Child pages (Children Display) all true depth 2 page Installation of S4S Analytics in Sitecore