Phil released some of his experience returning stats and Houston fares pretty well:
22nd in OL starts (4th in AAC behind Memphis, UCF, and Tulsa)
http://philsteele.com/Blogs/2017/JUNE17/DBJune13.html
104th in Yards returning
http://philsteele.com/Blogs/2017/JUNE17/DBJune16.html
53rd in % of tackles returning
http://philsteele.com/Blogs/2017/JUNE17/DBJune19.html
8th in 2-Deep Class Breakdown
http://philsteele.com/Blogs/2017/JUNE17/DBJune21.html
41st overall (5th in AAC behind Memphis, SMU, USF, and UCONN)
http://philsteele.com/Blogs/2017/JUNE17/DBJune23.html