vincos.it maps social network dominance around the world. The above map has been recently issued by them and the map shows the Facebook user distribution on the basis of the traffic data from Alexa and Google Trends.
As a matter of fact, the
Facebook was not the preferred social network in India and Brazil till last year. But, it has taken over Google's
Orkut in both these countries quite fast.
Looks like Mark Zuckerberg (Facebook Creator) has better friendship skills than Google.
Which social network are you on?