| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 3 |
2.9%
|
| 1 | less than one day | 7 |
6.9%
|
| 2 | 11 |
10.8%
|
|
| 3 | 11 |
10.8%
|
|
| 4 | 2 |
2%
|
|
| 5 | 3 |
2.9%
|
|
| 6 | 9 |
8.8%
|
|
| 7 | 8 |
7.8%
|
|
| 8 | 2 |
2%
|
|
| 9 | 2 |
2%
|
|
| 10 | 5 |
4.9%
|
|
| 12 | 1 |
1%
|
|
| 14 | 2 |
2%
|
|
| 15 | 3 |
2.9%
|
|
| 16 | 1 |
1%
|
|
| 18 | 3 |
2.9%
|
|
| 19 | 1 |
1%
|
|
| 20 | 3 |
2.9%
|
|
| 21 | 1 |
1%
|
|
| 24 | 3 |
2.9%
|
|
| 25 | 1 |
1%
|
|
| 26 | 1 |
1%
|
|
| 28 | 1 |
1%
|
|
| 30 | 10 |
9.8%
|
|
| 32 | 1 |
1%
|
|
| 36 | 1 |
1%
|
|
| 40 | 1 |
1%
|
|
| 75 | 1 |
1%
|
|
| 120 | 1 |
1%
|
|
| 365 | 1 |
1%
|
|
| 376 | 1 |
1%
|
|
| 450 | 1 |
1%
|
|
| Sysmiss | 1893 |