oneThis plural form is used for numbers like: 1
%{count} user
otherThis plural form is used for numbers like: everything else
%{count} users
%{count} utilisateur
%{count} utilisateurs
%{count} user
%{count} users
%{count} user
%{count} users
%{count} utilisateur
%{count} utilisateurs
%{count} utilisateur
%{count} utilisateurs