Value | Category |
---|---|
00 | None |
11 | Primary, year 1 |
12 | Primary, year 2 |
13 | Primary, year 3 |
14 | Primary, year 4 |
15 | Primary, year 5 |
16 | Primary, year 6 |
19 | Primary, year unknown |
21 | Secondary, year 1 |
22 | Secondary, year 2 |
23 | Secondary, year 3 |
24 | Secondary, year 4 |
25 | Secondary, year 5 |
30 | Higher education or pre-university |
98 | Unknown |
99 | NIU (not in universe) |