Contribution Scores on translatewiki.net
Do you have any input on this discussion Thread:Support/Special:ContributionScores_does_not_dsiplay_accurate_figures ?
Sorry, not really. There may be caching involved, and it may be that the data model has changed in such a way that it is no longer correctly represented by the extension. I don't think I've ever developed much on the extension, so I recommend creating an issue report in phab:.