| Value | Category | Cases | |
|---|---|---|---|
| 1 | non-numerate | 1571 |
24.5%
|
| 2 | matching | 641 |
10%
|
| 3 | num rec 10-99 | 455 |
7.1%
|
| 4 | addition | 531 |
8.3%
|
| 5 | subtraction | 454 |
7.1%
|
| 6 | multiplication | 156 |
2.4%
|
| 7 | division | 1073 |
16.8%
|
| Sysmiss | 1520 |