| Value | Category | 
|---|---|
| -77 | Other, specify: _________ | 
| 0 | Not enrolled | 
| 1 | Pre-primary | 
| 2 | Primary/grade 1 | 
| 3 | Primary/grade 2 | 
| 4 | Primary/grade 3 | 
| 5 | Primary/grade 4 | 
| 6 | Primary/class 5 | 
| 7 | Primary/class 6 | 
| 8 | Primary/class 7 | 
| 9 | Primary/class 8 | 
| 10 | Vocational or youth polytechnic | 
| 11 | Secondary/form 1 | 
| 12 | Secondary/form 2 | 
| 13 | Secondary/form 3 | 
| 14 | Secondary/form 4 | 
| 15 | Mid-level college diploma or certificate program | 
| 16 | Undergraduate university | 
| 17 | Madrassa/Duksi | 
| 18 | Nursery/Childcare | 
| 2147483622 | Don't know | 
| 2147483623 | Refused to answer | 
| 2147483624 | Outlier set to missing | 
| 2147483625 | Inconsistency set to missing | 
| 2147483647 | Not applicable | 
| 101 | .. |