| Value | Category | Cases | |
|---|---|---|---|
| 1 | No skills required | 34 |
2.3%
|
| 2 | Basic Skills required | 240 |
16.2%
|
| 3 | Intermediate skills required | 361 |
24.3%
|
| 4 | Advanced skills required | 851 |
57.3%
|