A collection of papers were published by MITx/Harvard on MOOCs results:
Several visualizations are offered, such as a world map of enrollments (up to jan 12 2014) in all MOOCs by Harvard with a total number of almost 1 million participants (992.508 in 226 countries).
So far portuguese enrollments goes to 6.508, joining 29.882 from Brazil.
There’s still a predominance of male registrations (59%) versus female (33%) – http://harvardx.harvard.edu/harvardx-insights/gender-composition
Education degree is high
A world map view of education degree
Average age of enrollments is a young sector – 28 years