| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
0.4%
|
| 0 | 654 |
77.2%
|
|
| 1 | 6 |
0.7%
|
|
| 2 | 8 |
0.9%
|
|
| 3 | 10 |
1.2%
|
|
| 4 | 2 |
0.2%
|
|
| 5 | 18 |
2.1%
|
|
| 6 | 9 |
1.1%
|
|
| 8 | 7 |
0.8%
|
|
| 10 | 30 |
3.5%
|
|
| 12 | 3 |
0.4%
|
|
| 14 | 1 |
0.1%
|
|
| 15 | 6 |
0.7%
|
|
| 16 | 3 |
0.4%
|
|
| 18 | 2 |
0.2%
|
|
| 20 | 31 |
3.7%
|
|
| 25 | 5 |
0.6%
|
|
| 26 | 1 |
0.1%
|
|
| 30 | 8 |
0.9%
|
|
| 34 | 1 |
0.1%
|
|
| 40 | 9 |
1.1%
|
|
| 45 | 1 |
0.1%
|
|
| 50 | 8 |
0.9%
|
|
| 60 | 1 |
0.1%
|
|
| 70 | 3 |
0.4%
|
|
| 100 | 6 |
0.7%
|
|
| 150 | 1 |
0.1%
|
|
| 200 | 4 |
0.5%
|
|
| 250 | 1 |
0.1%
|
|
| 300 | 1 |
0.1%
|
|
| 350 | 1 |
0.1%
|
|
| 400 | 1 |
0.1%
|
|
| 450 | 1 |
0.1%
|
|
| 1500 | 1 |
0.1%
|
|
| Sysmiss | 453 |