oneThis plural form is used for numbers like: 1
%{count} hour
otherThis plural form is used for numbers like: everything else
%{count} hours
%{count} hour
%{count} hours
%{count} ura
%{count} uri
%{count} ure
%{count} ur
%{count} hour
%{count} hours
%{count} hour
%{count} hours
%{count} ura
%{count} uri
%{count} ure
%{count} ur