http://www.independent.ie/irish-news/transport-minister-may-shut-lossmaking-line-that-carries-just-73-passengers-a-day-35216080.html
"The review identifies wide disparities in the funding requirement for the various routes on the network. It identifies the subvention requirement per passenger journey on each route, based on the running costs for these routes (excluding the capital investment). It shows, for example, that the subvention for each passenger journey on the Dart is 90c and on Limerick-Ballybrophy is €550." - Government memo