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