| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 25 |
10.7%
|
| -5 | Never | 19 |
8.1%
|
| 0 | Current sales are normal | 65 |
27.8%
|
| 1 | 1 |
0.4%
|
|
| 2 | 2 |
0.9%
|
|
| 3 | 29 |
12.4%
|
|
| 4 | 5 |
2.1%
|
|
| 5 | 4 |
1.7%
|
|
| 6 | 40 |
17.1%
|
|
| 8 | 6 |
2.6%
|
|
| 9 | 4 |
1.7%
|
|
| 10 | 4 |
1.7%
|
|
| 12 | 21 |
9%
|
|
| 18 | 1 |
0.4%
|
|
| 24 | 8 |
3.4%
|
|
| Sysmiss | 128 |