| Value | Category | Cases | |
|---|---|---|---|
| 1 | Unaware of the process | 771 |
63.4%
|
| 2 | Cost, distance or difficulty of reaching the registration center | 40 |
3.3%
|
| 3 | Do not trust that data will be kept confidential | 12 |
1%
|
| 4 | See no benefit in registration | 204 |
16.8%
|
| 5 | Waiting for registration | 95 |
7.8%
|
| 6 | Not eligible | 37 |
3%
|
| 7 | Other (specify) | 57 |
4.7%
|
| Sysmiss | 109 |