| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1637 |
82.3%
|
|
| 1 | 135 |
6.8%
|
|
| 2 | 151 |
7.6%
|
|
| 3 | 43 |
2.2%
|
|
| 4 | 12 |
0.6%
|
|
| 5 | 3 |
0.2%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 7 |
0.4%
|
|
| Sysmiss | 1 |