Just this week, Google brought a new filter to the Google Search Console's Search Analytics report for showing AMP results in the report. Well, it seems like two additional filters are coming to the Google Search Analytics report including featured snippets and rich result.
Yea, we've been saying this for some time but I have more evidence.
In the the Google I/O session named Search and the mobile content ecosystem with Richard Gingras, a senior guy at Google, he showed a screen shot in one of his slides that revealed those two additional features in the Search Analytics report.
Here is a screen shot, which you can click on to see larger:
This was shown towards the end of his presentation, around the last few minutes.
I am not sure how soon you or I will see this filter, but it will be cool to see soon.
Forum discussion at Google+.