Scoring: Lithuania

• Date of joining: 1991-09-17
• Expected count from Wikipedia (Gediminas Vagnorius onwards): 18
• Number in Wikidata: 18
• PositionHolderHistory warnings: 7
• Score: 166/180 = 92%

This is another case where different Wikipedias have different lists. The Lithuanian version seems most comprehensive, so I’ve used it as our reference point.