| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 32 |
23.5%
|
| -5 | Never | 5 |
3.7%
|
| 0 | Current sales are normal | 19 |
14%
|
| 1 | 2 |
1.5%
|
|
| 2 | 5 |
3.7%
|
|
| 3 | 14 |
10.3%
|
|
| 4 | 12 |
8.8%
|
|
| 5 | 8 |
5.9%
|
|
| 6 | 12 |
8.8%
|
|
| 7 | 2 |
1.5%
|
|
| 8 | 1 |
0.7%
|
|
| 10 | 3 |
2.2%
|
|
| 12 | 15 |
11%
|
|
| 16 | 1 |
0.7%
|
|
| 18 | 1 |
0.7%
|
|
| 20 | 1 |
0.7%
|
|
| 24 | 3 |
2.2%
|
|
| Sysmiss | 14 |