| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, colour changed | 4 |
0%
|
| 2 | No change in colour | 71 |
0.4%
|
| 3 | Reading cannot be taken | 1 |
0%
|
| 9 | Missing | 5 |
0%
|
| Sysmiss | 19279 |
99.6%
|