| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 32 |
21.3%
|
| 1 | 15 |
10%
|
|
| 2 | 2 |
1.3%
|
|
| 3 | 1 |
0.7%
|
|
| 5 | 2 |
1.3%
|
|
| 6 | 1 |
0.7%
|
|
| 9 | 2 |
1.3%
|
|
| 10 | 1 |
0.7%
|
|
| 11 | 1 |
0.7%
|
|
| 12 | 2 |
1.3%
|
|
| 13 | 1 |
0.7%
|
|
| 14 | 1 |
0.7%
|
|
| 15 | 12 |
8%
|
|
| 19 | 1 |
0.7%
|
|
| 20 | 2 |
1.3%
|
|
| 21 | 2 |
1.3%
|
|
| 27 | 1 |
0.7%
|
|
| 28 | 3 |
2%
|
|
| 30 | 60 |
40%
|
|
| 31 | 8 |
5.3%
|
|
| Sysmiss | 2900 |