| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 313 |
31.3%
|
| 0 | 77 |
7.7%
|
|
| 1 | 44 |
4.4%
|
|
| 2 | 74 |
7.4%
|
|
| 3 | 42 |
4.2%
|
|
| 4 | 41 |
4.1%
|
|
| 5 | 77 |
7.7%
|
|
| 6 | 31 |
3.1%
|
|
| 7 | 10 |
1%
|
|
| 8 | 22 |
2.2%
|
|
| 9 | 9 |
0.9%
|
|
| 10 | 49 |
4.9%
|
|
| 11 | 2 |
0.2%
|
|
| 12 | 8 |
0.8%
|
|
| 13 | 8 |
0.8%
|
|
| 14 | 8 |
0.8%
|
|
| 15 | 21 |
2.1%
|
|
| 16 | 2 |
0.2%
|
|
| 17 | 3 |
0.3%
|
|
| 18 | 7 |
0.7%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 24 |
2.4%
|
|
| 21 | 2 |
0.2%
|
|
| 22 | 5 |
0.5%
|
|
| 24 | 2 |
0.2%
|
|
| 25 | 5 |
0.5%
|
|
| 26 | 1 |
0.1%
|
|
| 28 | 2 |
0.2%
|
|
| 30 | 24 |
2.4%
|
|
| 32 | 1 |
0.1%
|
|
| 35 | 3 |
0.3%
|
|
| 36 | 1 |
0.1%
|
|
| 40 | 9 |
0.9%
|
|
| 45 | 3 |
0.3%
|
|
| 50 | 22 |
2.2%
|
|
| 60 | 5 |
0.5%
|
|
| 70 | 5 |
0.5%
|
|
| 78 | 1 |
0.1%
|
|
| 80 | 6 |
0.6%
|
|
| 84 | 1 |
0.1%
|
|
| 90 | 1 |
0.1%
|
|
| 100 | 4 |
0.4%
|
|
| 120 | 3 |
0.3%
|
|
| 140 | 1 |
0.1%
|
|
| 160 | 3 |
0.3%
|
|
| 170 | 1 |
0.1%
|
|
| 180 | 2 |
0.2%
|
|
| 200 | 4 |
0.4%
|
|
| 220 | 1 |
0.1%
|
|
| 250 | 3 |
0.3%
|
|
| 280 | 1 |
0.1%
|
|
| 300 | 1 |
0.1%
|
|
| 310 | 1 |
0.1%
|
|
| 450 | 1 |
0.1%
|
|
| 554 | 1 |
0.1%
|
|
| 1700 | 1 |
0.1%
|
|
| Sysmiss | 369 |