title: [Births 1967--2012 analyzed in R].
authors.forename: Halvor
authors.initials: H
authors.lastname: Aarnes
authors.forename: Tom
authors.initials: T
authors.lastname: Andersen
mesh_terms: D001723:Birth Rate; D003627:Data Interpretation, Statistical; D006801:Humans; D008432:Mathematical Computing; D009664:Norway; D011381:Programming Languages; D012621:Seasons; D012984:Software