| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 490 |
6.4%
|
| 1 | January | 554 |
7.2%
|
| 2 | February | 468 |
6.1%
|
| 3 | March | 489 |
6.4%
|
| 4 | April | 451 |
5.9%
|
| 5 | May | 554 |
7.2%
|
| 6 | June | 492 |
6.4%
|
| 7 | July | 489 |
6.4%
|
| 8 | August | 552 |
7.2%
|
| 9 | September | 501 |
6.5%
|
| 10 | October | 536 |
7%
|
| 11 | November | 538 |
7%
|
| 12 | December | 543 |
7.1%
|
| 44 | Marked on card | 23 |
0.3%
|
| 98 | DK | 1 |
0%
|
| Sysmiss | 993 |
12.9%
|