| Variable | 1 | 2 | 3 | 4 | 5 |
| f (%) | f (%) | f (%) | f (%) | f (%) | |
| Difficulty in getting the right skill to employ | 11 (6.7) | 35 (21.3) | 24 (14.6) | 58 (35.4) | 36 (22.0) |
| Difficulty in getting the right attitude to employ | 9 (5.5) | 28 (17.1) | 40 (24.4) | 56 (34.1) | 31 (18.9) |
| Financial difficulty | 40 (24.4) | 41 (25.0) | 34 (20.7) | 44 (26.8) | 5 (3.0) |
| Difficulty in getting committed workers | 19 (11.6) | 44 (26.8) | 52 (31.7) | 47 (28.7) | 2 (1.2) |
| Workers turnover | 34 (20.7) | 13 (7.9) | 43 (26.2) | 37 (22.6) | 37 (22.6) |