Classification of Languages

* 50% of all people speak a language in Indo-European families.
* 20% of all people speak a language in Sino-Tibetan families.
* 5% of all people speak a language in one of these four families-
Afro-Asiatic - in Middle East
Austronesian - in Southeast Asia
Niger-Congo - in Africa
Dravidian - in India
* Remaining 10% in languages belonging to a number smaller families.