| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 month | 37 |
0.7%
|
| 2 | 2 months | 48 |
1%
|
| 3 | 3 months | 156 |
3.1%
|
| 4 | 4 months | 343 |
6.8%
|
| 5 | 5 months | 316 |
6.3%
|
| 6 | 6 months | 558 |
11.1%
|
| 7 | 7 months | 329 |
6.5%
|
| 8 | 8 months | 240 |
4.8%
|
| 9 | 9 months | 192 |
3.8%
|
| 10 | 10 months | 219 |
4.4%
|
| 11 | 11 months | 172 |
3.4%
|
| 12 | 12 months | 2419 |
48.1%
|
| Sysmiss | 12922 |