I think this annual ceased in 1941 but I am not sure. It's difficult to individually value each annual as they don't come up for sale too often and I believe the collectors' market for them is very small. The values ariived at are best guesstimates! Worth checking what's listed on eBay UK.
Note: some PR issues may have no value. Selected issues in FN, VF or VF/NM may not exist in some titles.