I thought the idea was to compare the loaded voltage at the same load at the same SOC when the same solar support is present--or better yet, no solar at all--do it at night-- with the reading from a year ago to see if there has been any change.
I don't understand what you are seeing in these tables that answers the question. Please walk us through it to show what you see there.
Am reading Bruce's article on prismatic DIY bank building. Lots of excellent info! (Scary too---imagining having those in the MH and hitting a pothole hard as sometimes happens, eg.) Much to learn--haven't read it all yet, and there are other related articles to get to.