Educational policies and initiatives of the European Union Lifelong Learning programme comprises separate sub-programmes for schools; universities and higher education; vocational education and training; adult education; teaching about the EU in universities; and a 'horizontal' programme for policy development. The schools exchange programme, named after the 15th century Czech teacher, scientist and educator John Amos Comenius, has helped over 2.5 million school students take part in joint projects across boundaries. The Erasmus programme (named after Desiderius Erasmus, the 16th century Dutch humanist and theologian), has been the icon of university exchange programmes since its launch in 1987. Some two million students have so far spent a fully accredited
.eu As with any post-landrush phase, an extension shrinks as the "Junk Dump" takes effect. The extent of the shrinkage of .eu ccTLD is difficult to estimate because EURid does not publish detailed statistics on the number of new domains registered each day. Instead it provides only a single figure for the number of active domains. The number of new registrations are combined with numbers of domains registered. Approximately 250,000 .eu domains were either deleted or moved into quarantine by 30 April 2007. In the intervening years the renewal rate has stabilised to approximately 80%, which is above the industry average.