| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1.YES (SPONTANEOUS) | 2515 |
5%
|
| 2 | 2.YES (READ) | 9677 |
19.2%
|
| 3 | 3.NO (READ) | 38231 |
75.8%
|
| 9 | 9.MISSING | 16 |
0%
|