The files inside subfolder "RAE-UoA22" are as downloaded on 18 November 2014 from the RAE 2008 website, at the URL

http://www.rae.ac.uk/submissions/outstore/CSV-ANSI/ByUOA/22%20-%20Statistics%20and%20Operational%20Research.zip

All of the files /not/ inside that subfolder were made by the authors of the paper 
Varin C., Cattelan M. and Firth D. (2015). Statistical modelling of citation exchange between statistics journals. Journal of the Royal Statistical Society Series A, to appear.