https://www.casestatusext.com/forms/I-485/IOE-LB
doesn't help and I'd also say that even though we were on the fast side, this does show that there is still a ton of processing to do.
What I would recommend, double and triple check your forms. In particular, this forum has a few examples of "mis-answered" questions ... do a minor fix if you find one and upload ... it "may" make things faster