| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1609 |
42.5%
|
|
| 1 | 1191 |
31.4%
|
|
| 2 | 169 |
4.5%
|
|
| 3 | 187 |
4.9%
|
|
| 4 | 316 |
8.3%
|
|
| 5 | 129 |
3.4%
|
|
| 6 | 108 |
2.9%
|
|
| 7 | 30 |
0.8%
|
|
| 999 | 49 |
1.3%
|
|
| Sysmiss | 673 |