| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
0.2%
|
|
| 1 | 420 |
19.1%
|
|
| 2 | 810 |
36.9%
|
|
| 3 | 678 |
30.9%
|
|
| 4 | 223 |
10.2%
|
|
| 5 | 50 |
2.3%
|
|
| 6 | 9 |
0.4%
|
|
| 7 | 2 |
0.1%
|
|
| 8 | 1 |
0%
|
|
| Sysmiss | 1 |