BFS R3.1.3 October2019
BFS R3.1.2  April 2018
BFS R3.1.1 May 2017
BFS R3.1 January 2017
BFS R3.0.3 January 2016
BFS R3.0.2 January 2015
BFS R3.1 January 2014
BFS R3.0 January 2013
BFS R2.1.2 October 2011
BFS R2.1.1 October 2010
BFS R2.1 October 2009
BFS R2.0 September 2008
BFS R1.2 August 2004