We got K-1 visa approved in dec 11, 2014, and happily married since feb 21, 2015. I got my green card Dec 14, 2015 and we were November 2017 ROC filers and got approved.
I'ts really annoying see that people dont fill ok the info about the center where are they get the process, that make the Igors list a mess. Please people check the info of your NOA1 and fix this.