| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1800 |
92.5%
|
|
| 1 | 99 |
5.1%
|
|
| 2 | 17 |
0.9%
|
|
| 3 | 17 |
0.9%
|
|
| 4 | 2 |
0.1%
|
|
| 5 | 3 |
0.2%
|
|
| 8 | 3 |
0.2%
|
|
| 10 | 2 |
0.1%
|
|
| 15 | 1 |
0.1%
|
|
| 20 | 2 |
0.1%
|
|
| Sysmiss | 311 |