| Value | Category | Cases | |
|---|---|---|---|
| -9 | Not in universe | 1 |
0.1%
|
| 0 | 131 |
11.5%
|
|
| 1 | 432 |
38.1%
|
|
| 2 | 401 |
35.3%
|
|
| 3 | 137 |
12.1%
|
|
| 4 | 27 |
2.4%
|
|
| 5 | 4 |
0.4%
|
|
| 6 | 2 |
0.2%
|
|
| 9995 | Missing | 0 |
0%
|