| Value | Category | Cases | |
|---|---|---|---|
| 1 | No skills required | 63 |
4.7%
|
| 2 | Basic Skills required | 159 |
11.9%
|
| 3 | Intermediate skills required | 452 |
33.8%
|
| 4 | Advanced skills required | 662 |
49.6%
|