\setuplinetable[n=6,lines=40]

\setuplinetable[c][1]   [width=2cm,background=color,backgroundcolor=red]
\setuplinetable[c][4]   [width=3cm,background=color,backgroundcolor=yellow]
\setuplinetable[c][6]   [width=3cm,background=color,backgroundcolor=magenta]

\setuplinetable[r][even][background=color,backgroundcolor=green]

\starttext

\startlinetable
    \dorecurse{5}{\NC aaa #1  \NC bb \NC c \NC ddddd \NC eeee \NC ff} \NC \NR
    \dorecurse{20}{\dorecurse{5}{\NC aaa #1 ##1\NC bb \NC c \NC ddddd \NC eeee \NC ff} \NC \NR}
\stoplinetable

\stoptext
