| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 0 |
0%
|
| -1 | refuse | 0 |
0%
|
| 1 | Yes, limited | 70 |
35.7%
|
| 2 | Yes, unlimited | 99 |
50.5%
|
| 3 | I need but I can't get | 27 |
13.8%
|
| Sysmiss | 853 |