| Value | Category | Cases | |
|---|---|---|---|
| 1 | Monthly | 10 |
7.2%
|
| 2 | Quarterly | 32 |
23.2%
|
| 3 | Twice a year | 13 |
9.4%
|
| 4 | Annually | 21 |
15.2%
|
| 5 | Every two years | 0 |
0%
|
| 6 | Irregular/adhoc | 50 |
36.2%
|
| 7 | Other(specify) | 4 |
2.9%
|
| 99 | Not stated | 8 |
5.8%
|
| 8 | No training | 140 | |
| 9 | Not applicable | 532 | |
| Sysmiss | 786 |