# Release Notes for the data set of 15th Social Survey 1997 All notable changes to this data package will be documented in this file. The format is based on Keep a Changelog. ## Unreleased ## Errata ## [1.0.0] - 2021-09-14 (initial release date) ### Added - Added individual data download SUF - based on data of the 15th social survey - Added data and methods report - Added data package overview (DE/EN) - Added questionnaire of the 15th social survey - Added questionnaire for foreign students of the 15th social survey - Added variable questionnaire of the 15th social survey - Added coding list for countries, aggregated countries and world regions - Added coding list for subjects and subject groups according to official statistics - Added coding list for higher education institution and type of higher education institution - Added coding list for federal state and region of study ### Changed - Nothing, initial release ### Removed - Nothing, initial release ### Fixed - Nothing, initial release