| Value | Category |
|---|---|
| -9 | don't know |
| -7 | not in business three years ago |
| 1 | |
| 2 | |
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| 380 | |
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| 430 | |
| 450 | |
| 460 | |
| 480 | |
| 770 | |
| 1000 | |
| 1033 | |
| 1400 | |
| 2039 | |
| 2986 | |
| 4700 |