Sitting height - mvogel78/childsds GitHub Wiki ref object item region min age max age year comments nl4.ref sitN Europe 0 21 1997 Nederlands Dutch origin nl4.ref sitT Europe 0 20 1997 Nederlands Turkish origin nl4.ref sitM Europe 0 20 1997 Nederlands Moroccan origin ⚠️ **GitHub.com Fallback** ⚠️