| Value | Category | Cases | |
|---|---|---|---|
| 1 | No skills required | 629 |
42.3%
|
| 2 | Basic Skills required | 226 |
15.2%
|
| 3 | Intermediate skills required | 280 |
18.8%
|
| 4 | Advanced skills required | 351 |
23.6%
|