Study cleverly skipped India. May be since it has lot of languages and has been under western influence for long
Mini rant: No idea your nationality - most of the Indians I've met are some of the most egotistical people in the world, and constantly feel the need to interject themselves into everything. Maybe people from India just don't draw statistically interesting circles.
Truly this is the argument that shall be the first ever to result in the win-by-acclamation that so many have fantasized about online, yet never experienced.