| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2135 |
95.2%
|
|
| 1 | 83 |
3.7%
|
|
| 2 | 10 |
0.4%
|
|
| 3 | 5 |
0.2%
|
|
| 4 | 2 |
0.1%
|
|
| 9 | 7 |
0.3%
|
|
| Sysmiss | 8 |