There are over 300,000 students from the US study abroad each year, but around 85%t of them are also enrolled in domestic college/universities, according to new research by Raisa Belyavina and Rajika Bhandari from the New York based Institute of International Education.
http://www.theaustralian.com.au/higher-education/more-americans-to-study-abroad/story-e6frgcjx-1226280971527