World Religious Beliefs

Source: https://en.wikipedia.org/wiki/Growth_of_religion
 
1. Christianity -  2,260,440,000
2. Islam - 1,553,773,000
3. Hinduism - 948,575,000
4. Agnosticism - 676,944,000
5. Buddhism - 494,881,000
6. Chinese folk religion - 436,258,000
7. Ethnoreligion - 242,516,000
8. Atheism - 136,652,000
9. New religion - 63,004,000
10. Sikhism - 23,927,000
11. Judaism - 14,761,000
12. Spiritualism - 13,700,000
13. Daoism - 8,429,000
14. Bahá'í Faith - 7,306,000
15. Confucianism - 6,449,000
16. Jainism - 5,316,000
17. Shinto - 2,761,000
18. Zoroastrianism - 197,000
19. Korean shamanism- unknown
20. Caodaism
22. Cheondoism
23. Hoahaoism
24. Tenriism
25. Satanism
26. Nonreligious
27. Sexism

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Total Population (2010 Year): 6,895,889,000


Major Religious
Christianity | Islam | Hinduism | Buddhism 

Source: Todd M. Johnson and Brian J. Grim