| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 222 |
27.5%
|
| -5 | Never | 19 |
2.4%
|
| 0 | Current sales are normal | 224 |
27.8%
|
| 1 | 45 |
5.6%
|
|
| 2 | 76 |
9.4%
|
|
| 3 | 67 |
8.3%
|
|
| 4 | 37 |
4.6%
|
|
| 5 | 7 |
0.9%
|
|
| 6 | 59 |
7.3%
|
|
| 7 | 2 |
0.2%
|
|
| 8 | 7 |
0.9%
|
|
| 9 | 2 |
0.2%
|
|
| 10 | 3 |
0.4%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 29 |
3.6%
|
|
| 24 | 4 |
0.5%
|
|
| 25 | 1 |
0.1%
|
|
| 36 | 1 |
0.1%
|
|
| Sysmiss | 640 |