| Value | Category | Cases | |
|---|---|---|---|
| 0 | Zero months | 39549 |
68.4%
|
| 1 | 2594 |
4.5%
|
|
| 2 | 2994 |
5.2%
|
|
| 3 | 2465 |
4.3%
|
|
| 4 | 1679 |
2.9%
|
|
| 5 | 2052 |
3.5%
|
|
| 6 | 2841 |
4.9%
|
|
| 7 | 811 |
1.4%
|
|
| 8 | 1149 |
2%
|
|
| 9 | 671 |
1.2%
|
|
| 10 | 651 |
1.1%
|
|
| 11 | 365 |
0.6%
|
|
| Sysmiss | 31552 |