| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1607 |
83.4%
|
| 2 | 1 time | 153 |
7.9%
|
| 3 | 2 or 3 times | 93 |
4.8%
|
| 4 | 4 or 5 times | 41 |
2.1%
|
| 5 | 6 or more times | 32 |
1.7%
|
| Sysmiss | 44 |