| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 101 |
83.5%
|
| 1 | 11 |
9.1%
|
|
| 2 | 3 |
2.5%
|
|
| 98 | Available but Many | 3 |
2.5%
|
| 99 | Available but number unknown | 3 |
2.5%
|
| Sysmiss | 947 |