Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 24 |
6.7%
|
0 | Less than 1 hour | 49 |
13.7%
|
1 | 41 |
11.5%
|
|
2 | 99 |
27.7%
|
|
3 | 57 |
15.9%
|
|
4 | 18 |
5%
|
|
5 | 18 |
5%
|
|
6 | 7 |
2%
|
|
7 | 3 |
0.8%
|
|
8 | 5 |
1.4%
|
|
10 | 5 |
1.4%
|
|
12 | 6 |
1.7%
|
|
15 | 2 |
0.6%
|
|
18 | 1 |
0.3%
|
|
20 | 1 |
0.3%
|
|
24 | 7 |
2%
|
|
30 | 3 |
0.8%
|
|
36 | 2 |
0.6%
|
|
48 | 4 |
1.1%
|
|
60 | 1 |
0.3%
|
|
72 | 3 |
0.8%
|
|
120 | 1 |
0.3%
|
|
170 | 1 |
0.3%
|
|
Sysmiss | 291 |