Top List of Religious populations
| Rank | Religion | Adherents | Percentage |
| 1 | Christianity | 2.382 billion | 31.11% |
| 2 | Islam | 1.907 billion | 24.9% |
| 3 | Secular/Agnostic/Athiest | 1.193 billion | 15.58% |
| 4 | Hinduism | 1.161 billion | 15.16% |
| 5 | Buddhism | 506 million | 5.06% |
| 6 | Chinese | 394 million | 5% |
| 7 | Ethnic Religions | 300 million | 3% |
| 8 | African Traditional religion | 100 million | 1.2% |
| 9 | Sikhism | 26 million | 0.3 |
| 10 | Spirtism | 15 million | 0.19 |