6th Esni Course | 12-15 September 2005
5th Esni Course | 27 - 28 September 2004
4th ESNI Course | 28 September -1 October 2003
3rd Esni Course | 11-14 September 2002
2nd ESNI Course | 27 - 30 June 2001
1st ESNI Course | 13-16 September 2000
