For documentation of the tables see: http://dst.dk/ext/uddannelse/Uddannelsestabeller See remarks on the latest version of the Student Register here: www.dst.dk/ext/uddannelse/Uddannelsesnotat. Up to and including school year 2013, age are calculated at 31. December of the selected year. From the school year 2014 onwards age are calculated per 30. September of the year selected.