1.
Vanniyar - 12 to 15%
2. Kongu Vellalar - 10 to 12%
3. Pariyar - 9 to 11%
4. Mukulathor (Kallar, Maravar & Agamudaiyar) - 8 to 10%
5. Pallar - 7 to 9%
6. Nadar - 6 to 8%
7. Muturayar 4 to 6%
8. Konar and Mudaliyar - 5% max
9. Vaellalar (Verrakudi, sozhliya and others) - 5%
10. Assari, Vannan, Arunthatiyar - each 4%
11. Chettiar, Udayar, Naidu, Rettiyar - each 3 to 4%
12. Brahmin (Iyer and Iyengar all branches) - 2%
13. Paravar and Koravar - 2 to 3%