Evolution of the number of Users 1970 to 2023
Annual Users statistics 2020
Annual Users statistics 2019
Annual Users statistics 2018
Annual Users statistics 2017
Annual Users statistics 2016
Annual Users statistics 2015
Annual statistics 2014
Annual statistics 2013
Annual statistics 2012
Annual statistics 2011
Annual statistics 2010
Annual statistics 2009
Annual statistics 2008
Annual statistics 2007
Annual statistics 2006
Annual statistics 2005
Annual statistics 2004
Annual statistics 2003
Annual statistics 2002
Annual statistics 2001
