All incidents of unlawful killing are the subject of exhaustive investigation by the Garda. All contributory facts, causes and aspects of the crimes are considered in the course of these extensive investigations.
These investigations are undertaken by divisional and district officers at local level. All the necessary technical services are available to these investigations. National units such as the national bureau of criminal investigations and the national drugs unit are available to assist where necessary. All available resources are employed in respect of all murders to bring these investigations to a successful conclusion.
The files in undetected murders are not closed until they are investigated to a successful conclusion. All new evidence coming to light in these murders is acted upon.
The following tables show the number and location of all undetected murders from 1992 to 30 September 2003. It is not the practice when answering questions of a statistical nature to include details of the victims' names.