Why should they want to read the post again? The only viable option is to have links to other posts on your site, or maybe a link to the comments.
By the way, what's the purpose of the bar at the top? The back button of the browser already does that, even on mobile.
About analytics: I don't know if those accesses don't show on Google Analytics (I really don't) but what if one uses Piwik? Is there any way to get a report of the access?