| Value | Category | Cases | |
|---|---|---|---|
| 0 | NO | 1767 |
89.9%
|
| 1 | YES, ONCE OR TWICE | 176 |
9%
|
| 2 | YES, THREE TO TEN TIMES | 17 |
0.9%
|
| 3 | YES, MORE THAN 10 TIMES | 5 |
0.3%
|
| Sysmiss | 297 |