| S/N | Business Category | Number of Micro businesses | Proportion* | Sample Size* |
| 1 | Trade | 1,710,884 | 0.559 | 224 |
| 2 | Service | 942,596 | 0.308 | 123 |
| 3 | Manufacturing | 406,426 | 0.133 | 53 |
| Total | 3,059,906 | 1.000 | 400 | |