| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. 0 | 957 |
21.9%
|
| 1 | 1. 1-60 | 1693 |
38.8%
|
| 2 | 2. 61-180 | 703 |
16.1%
|
| 3 | 3. more than 180 | 403 |
9.2%
|
| 77 | 77. d/r | 0 |
0%
|
| 99 | 99. missing | 605 |
13.9%
|
| Sysmiss | 177 |