| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 26 |
19.3%
|
| 1 | less than one day | 1 |
0.7%
|
| 2 | 1 |
0.7%
|
|
| 3 | 2 |
1.5%
|
|
| 5 | 2 |
1.5%
|
|
| 7 | 3 |
2.2%
|
|
| 10 | 1 |
0.7%
|
|
| 14 | 4 |
3%
|
|
| 15 | 1 |
0.7%
|
|
| 16 | 1 |
0.7%
|
|
| 20 | 1 |
0.7%
|
|
| 24 | 1 |
0.7%
|
|
| 30 | 33 |
24.4%
|
|
| 40 | 1 |
0.7%
|
|
| 45 | 1 |
0.7%
|
|
| 50 | 1 |
0.7%
|
|
| 60 | 16 |
11.9%
|
|
| 90 | 14 |
10.4%
|
|
| 100 | 2 |
1.5%
|
|
| 120 | 2 |
1.5%
|
|
| 150 | 1 |
0.7%
|
|
| 180 | 8 |
5.9%
|
|
| 300 | 4 |
3%
|
|
| 365 | 3 |
2.2%
|
|
| 600 | 1 |
0.7%
|
|
| 700 | 2 |
1.5%
|
|
| 720 | 1 |
0.7%
|
|
| 900 | 1 |
0.7%
|
|
| Sysmiss | 820 |