| Value | Category | Cases | |
|---|---|---|---|
| 1 | serious | 138 |
11.7%
|
| 2 | moderate | 493 |
41.8%
|
| 3 | slight | 547 |
46.4%
|
| 8 | dk | 0 |
0%
|
| 9 | 2 |
0.2%
|
|
| 11 | .Z | 14487 |