I have never found this CUD and makes me think it's somewhat rare but keep your eyes open. For whatever reason some varieties and errors tend to show up in the same place for some reason. The variety 2017-P 1˘ WDDO-005, has shown up at my doorstep multiple times, I would guestimate 30 or so times. I have also ran across the UDC-1c-2019-01 quite often.
2017-P 1˘ WDDO-005
As many of these as I have found, I don't think I have taken time to do a die progression of them. The errors are much more fun to do this with though, following....
My listing, scroll to the very bottom. http://cuds-on-coins.com/udc-1c-2007/