| Value | Category | Cases | |
|---|---|---|---|
| 0 | 741 |
17.2%
|
|
| 1 | 1953 |
45.3%
|
|
| 2 | 1210 |
28.1%
|
|
| 3 | 336 |
7.8%
|
|
| 4 | 57 |
1.3%
|
|
| 5 | 8 |
0.2%
|
|
| 6 | 4 |
0.1%
|
|
| 7 | 4 |
0.1%
|
|
| Sysmiss | 2708 |