| Category | Description | No. | Percentage (%) |
| Industrial sector | Therapeutics | 23 | 14.2 |
| Plastic and rubber products | 18 | 11.1 | |
| Chemicals | 20 | 12.3 | |
| Engineering and electrical industries | 5 | 3.1 | |
| Furniture | 6 | 3.7 | |
| Construction | 10 | 6.2 | |
| Printing and paper | 12 | 7.4 | |
| Food and supply | 31 | 19.1 | |
| Garments | 16 | 9.9 | |
| Mining | 21 | 13.0 | |
| Firm size | Small (<100 employees) | 78 | 48.1 |
| Medium (100 - 500 employees) | 53 | 32.7 | |
| Large (>500 employees) | 31 | 19.1 |