| Value | Category | Cases | |
|---|---|---|---|
| 1 | completed | 1526 |
96.5%
|
| 2 | incomplete: tired or refused | 37 |
2.3%
|
| 3 | incomplete due to disability | 12 |
0.8%
|
| 4 | incomplete: unwell | 2 |
0.1%
|
| 5 | missing | 4 |
0.3%
|