| Value | Category | 
|---|---|
| 0 | Pre-school/Kindergarten | 
| 1 | Class 1 completed | 
| 2 | Class 2 completed | 
| 3 | Class 3 Copleted | 
| 4 | Claas 4compled | 
| 5 | Class 5 completed | 
| 6 | |
| 7 | |
| 8 | |
| 9 | |
| 10 | |
| 11 | Class 11 completed | 
| 12 | Class 12 completed (without Bac) | 
| 13 | Secondary School / Baccalaureate holder | 
| 14 | Technical/vocational pre-secondary diploma/certificate | 
| 15 | Technical/vocational post-secondary diploma/certificate | 
| 16 | Undergraduate | 
| 17 | Graduate / Degree holder | 
| 18 | Postgraduate | 
| 19 | Master's Degree | 
| 20 | Post-Master's Degree | 
| 21 | Ph.D | 
| 22 | Other (specify) ………… | 
| 88 | No class completed | 
| 99 | |
| Sysmiss |