User blog comment:DaNASCAT/Technical Update: August 15, 2016/@comment-4347751-20160817202006/@comment-26339491-20160817225104

The Discussions post count on profiles isn't being switched on on all communities simultaneously, but it's rolled out one by one across communities. So some already have it, others don't. It's unrelated to whether you're blocked or not, just a matter of time. :)