| Value | Category | Cases | |
|---|---|---|---|
| 1 | January | 0 |
0%
|
| 2 | February | 1 |
25%
|
| 3 | March | 0 |
0%
|
| 4 | April | 0 |
0%
|
| 5 | May | 0 |
0%
|
| 6 | June | 0 |
0%
|
| 7 | July | 0 |
0%
|
| 8 | August | 0 |
0%
|
| 9 | September | 0 |
0%
|
| 10 | October | 0 |
0%
|
| 11 | November | 1 |
25%
|
| 12 | December | 0 |
0%
|
| 98 | Dont know | 1 |
25%
|
| 99 | Refuse | 1 |
25%
|
| Sysmiss | 13582 |