| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 8018 |
94.1%
|
| 2 | 1 or 2 times | 277 |
3.3%
|
| 3 | 3 to 9 times | 153 |
1.8%
|
| 4 | 10 to 19 times | 39 |
0.5%
|
| 5 | 20 or more times | 35 |
0.4%
|
| Sysmiss | 239 |