| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 2232 |
97%
|
| 2 | 1 or 2 times | 17 |
0.7%
|
| 3 | 3 to 9 times | 15 |
0.7%
|
| 4 | 10 to 19 times | 4 |
0.2%
|
| 5 | 20 or more times | 34 |
1.5%
|
| Sysmiss | 370 |