| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 977 |
83.1%
|
| 2 | 1 time | 123 |
10.5%
|
| 3 | 2 or 3 times | 51 |
4.3%
|
| 4 | 4 or 5 times | 14 |
1.2%
|
| 5 | 6 or more times | 10 |
0.9%
|
| Sysmiss | 59 |