| Value | Category | Cases | |
|---|---|---|---|
| 0 | NR | 465 |
1.1%
|
| 1 | yes;free | 91 |
0.2%
|
| 2 | partly free | 44 |
0.1%
|
| 3 | on payment | 204 |
0.5%
|
| 4 | not taken/required | 40894 |
98.1%
|
| Sysmiss | 7703 |