| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 0.25 | 1 |
0.1%
|
|
| 0.5 | 4 |
0.4%
|
|
| 1 | 166 |
17.8%
|
|
| 2 | 224 |
24%
|
|
| 3 | 374 |
40.1%
|
|
| 4 | 42 |
4.5%
|
|
| 5 | 16 |
1.7%
|
|
| 6 | 14 |
1.5%
|
|
| 7 | 45 |
4.8%
|
|
| 8 | 14 |
1.5%
|
|
| 10 | 9 |
1%
|
|
| 14 | 3 |
0.3%
|
|
| 15 | 1 |
0.1%
|
|
| 17 | 1 |
0.1%
|
|
| 18 | 1 |
0.1%
|
|
| 77 | Don't know | 16 |
1.7%
|
| Sysmiss | 124 |