| Value | Category | Cases | |
|---|---|---|---|
| 0 | 991 |
65.8%
|
|
| 1 | 257 |
17.1%
|
|
| 2 | 109 |
7.2%
|
|
| 3 | 49 |
3.3%
|
|
| 4 | 17 |
1.1%
|
|
| 5 | 46 |
3.1%
|
|
| 6 | 3 |
0.2%
|
|
| 7 | 33 |
2.2%
|
|
| Sysmiss | 16 |