“…This project, called MISSY or "Mikrodaten-Informationssystem", was begun in July 2003 (Bohr, 2007). As a pilot project, MISSY succeeded in documenting the German Microcensus for the years 1995 and 1997 based on DDI 2.1 and also in presenting it on the Web (Janssen et al, 2006).…”