| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. NONE | 455 |
25.2%
|
| 1 | 1. ONE | 553 |
30.7%
|
| 2 | 2. TWO | 289 |
16%
|
| 3 | 3. THREE | 181 |
10%
|
| 4 | 4. FOUR | 68 |
3.8%
|
| 5 | 5. FIVE OR MORE | 256 |
14.2%
|
| Sysmiss | 123 |