Again, it depends on how many return. Their [Technical difficulty--Editor] still haven't settled the issue of whether there's going to be autonomy for the Nineveh plains, which is much of the area that the Iraqi Christians come from, and where the Yazidi allegiance will be. The PKK-affiliated Kurdish groups are working hard to get a foothold within the Yazidi community and have formed their own militias.
A lot of big political questions are still in the air, which may affect people's decision of whether or not to return and hence affect where the demographics fall two years from now.