| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 132 |
16.7%
|
| 2 | 1–5 | 278 |
35.2%
|
| 3 | 6–10 | 164 |
20.8%
|
| 4 | 11–30 | 140 |
17.7%
|
| 5 | 31 or more | 75 |
9.5%
|
| Sysmiss | 211 |