| Value | Category | Cases | |
|---|---|---|---|
| 0 | First birth | 5150 |
38%
|
| 1 | <2 years | 3224 |
23.8%
|
| 2 | 2 years | 2279 |
16.8%
|
| 3 | 3 years | 1068 |
7.9%
|
| 4 | 4+ years | 1828 |
13.5%
|