We will have no idea how many there are once the floodgates open. They may say 100K but whose counting? It might as well be 10M. And none of us will ever be the wiser.
Until Sharia becomes the law of the land.
You nailed it. Obama can open the flood gates, provide the transportation and completely inundate the US with millions of Muslim invaders during his last year. There will be no stopping him short of revolution.