| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Public (government) | 1133971 |
84.7%
|
| 2 | 2. Private | 99136 |
7.4%
|
| 3 | 3. Do not know | 4606 |
0.3%
|
| 9 | 9. Unspecified | 101351 |
7.6%
|
| Sysmiss | 3079530 |