$\backslash$table$[[$Month$,$Demand,Month,Demand$],[$January$,89,$July,$223],[$February$,57,$August,$286],[$March$,144,$September,$212],[$April$,221,$October,$275],[$May$,177,$November,$188],[$June$,280,$December,$312]]$

Determine the one$-$step$-$ahead forecasts for the demand for January $2014$ using $3-,6-,$ and $12-$month moving averages.