\edef\ward{\cldloadfile{ward}}

\starttext

    \dorecurse{100}{
         \hsize\dimexpr\textwidth-#1mm\relax
         \setupalign[normal]        \ward \par
         \setupalign[normal,final]  \ward \par
         \setupalign[normal,3*final]\ward \par
         \setupalign[normal,4*final]\ward \par
         \page
    }

\stoptext
