[NTG-context] numbered itemize list item label alignment

Hello:I would like to make a long numbered itemize list, where the numbers increase up to three digits.I would like the numbered labels aligned to the right and the widest label's left side located at the left margin.I tried the below code but the 3 digit labels' left sides go into the left margin. How can I fix it?Code:\showframe\starttext\startitemize[n,broad][itemalign=flushright]\dorecurse{250}{\item aaaa}\stopitemize\stoptextThe resulted pdf is attached as context-itemize-label-alignment.pdf.Thank you in advance,bcsikos