| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2531 |
93.5%
|
|
| 1 | 77 |
2.8%
|
|
| 2 | 34 |
1.3%
|
|
| 3 | 50 |
1.8%
|
|
| 4 | 10 |
0.4%
|
|
| 5 | 2 |
0.1%
|
|
| 6 | 3 |
0.1%
|
|
| Sysmiss | 940 |