| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 168 |
15.8%
|
| 0 | 284 |
26.7%
|
|
| 1 | 57 |
5.4%
|
|
| 2 | 67 |
6.3%
|
|
| 3 | 40 |
3.8%
|
|
| 4 | 29 |
2.7%
|
|
| 5 | 49 |
4.6%
|
|
| 6 | 14 |
1.3%
|
|
| 7 | 12 |
1.1%
|
|
| 8 | 7 |
0.7%
|
|
| 9 | 5 |
0.5%
|
|
| 10 | 61 |
5.7%
|
|
| 11 | 4 |
0.4%
|
|
| 12 | 7 |
0.7%
|
|
| 13 | 10 |
0.9%
|
|
| 14 | 6 |
0.6%
|
|
| 15 | 20 |
1.9%
|
|
| 16 | 5 |
0.5%
|
|
| 17 | 3 |
0.3%
|
|
| 18 | 1 |
0.1%
|
|
| 19 | 2 |
0.2%
|
|
| 20 | 34 |
3.2%
|
|
| 21 | 2 |
0.2%
|
|
| 22 | 6 |
0.6%
|
|
| 23 | 3 |
0.3%
|
|
| 24 | 2 |
0.2%
|
|
| 25 | 13 |
1.2%
|
|
| 26 | 2 |
0.2%
|
|
| 27 | 5 |
0.5%
|
|
| 30 | 17 |
1.6%
|
|
| 32 | 1 |
0.1%
|
|
| 33 | 1 |
0.1%
|
|
| 35 | 4 |
0.4%
|
|
| 38 | 2 |
0.2%
|
|
| 39 | 2 |
0.2%
|
|
| 40 | 11 |
1%
|
|
| 42 | 2 |
0.2%
|
|
| 43 | 5 |
0.5%
|
|
| 44 | 2 |
0.2%
|
|
| 45 | 3 |
0.3%
|
|
| 47 | 2 |
0.2%
|
|
| 50 | 8 |
0.8%
|
|
| 51 | 2 |
0.2%
|
|
| 53 | 1 |
0.1%
|
|
| 55 | 3 |
0.3%
|
|
| 58 | 1 |
0.1%
|
|
| 60 | 10 |
0.9%
|
|
| 61 | 2 |
0.2%
|
|
| 62 | 1 |
0.1%
|
|
| 65 | 1 |
0.1%
|
|
| 70 | 3 |
0.3%
|
|
| 72 | 1 |
0.1%
|
|
| 73 | 1 |
0.1%
|
|
| 75 | 1 |
0.1%
|
|
| 80 | 5 |
0.5%
|
|
| 82 | 1 |
0.1%
|
|
| 84 | 1 |
0.1%
|
|
| 85 | 1 |
0.1%
|
|
| 90 | 1 |
0.1%
|
|
| 94 | 1 |
0.1%
|
|
| 100 | 7 |
0.7%
|
|
| 105 | 1 |
0.1%
|
|
| 106 | 1 |
0.1%
|
|
| 110 | 2 |
0.2%
|
|
| 117 | 2 |
0.2%
|
|
| 120 | 1 |
0.1%
|
|
| 125 | 1 |
0.1%
|
|
| 131 | 1 |
0.1%
|
|
| 140 | 1 |
0.1%
|
|
| 144 | 1 |
0.1%
|
|
| 150 | 6 |
0.6%
|
|
| 160 | 2 |
0.2%
|
|
| 180 | 1 |
0.1%
|
|
| 190 | 1 |
0.1%
|
|
| 200 | 4 |
0.4%
|
|
| 215 | 1 |
0.1%
|
|
| 242 | 1 |
0.1%
|
|
| 250 | 2 |
0.2%
|
|
| 255 | 1 |
0.1%
|
|
| 260 | 1 |
0.1%
|
|
| 285 | 1 |
0.1%
|
|
| 320 | 1 |
0.1%
|
|
| 350 | 1 |
0.1%
|
|
| 365 | 1 |
0.1%
|
|
| 425 | 1 |
0.1%
|
|
| 647 | 1 |
0.1%
|
|
| 750 | 1 |
0.1%
|
|
| 790 | 1 |
0.1%
|
|
| 800 | 1 |
0.1%
|
|
| 1700 | 1 |
0.1%
|
|
| Sysmiss | 600 |