| Value | Category | Cases | |
|---|---|---|---|
| 0 | Negative | 5231 |
95.6%
|
| 5 | Trace | 193 |
3.5%
|
| 6 | Small | 35 |
0.6%
|
| 7 | Moderate | 12 |
0.2%
|
| 8 | Large | 3 |
0.1%
|
| Sysmiss | 4285 |