| Value | Category | Cases | |
|---|---|---|---|
| 1 | No skills required | 3883 |
11.5%
|
| 2 | Basic skills required | 6782 |
20%
|
| 3 | Intermediate skills required | 7769 |
22.9%
|
| 4 | Advanced skills required | 15441 |
45.6%
|