| Value | Category |
|---|---|
| -9 | don't know |
| -7 | not in business three years ago |
| 1 | |
| 2 | |
| 3 | |
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| 30 | |
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| 34 | |
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| 125 | |
| 133 | |
| 142 | |
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| 155 | |
| 158 | |
| 162 | |
| 170 | |
| 175 | |
| 185 | |
| 200 | |
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| 229 | |
| 230 | |
| 235 | |
| 250 | |
| 265 | |
| 280 | |
| 296 | |
| 299 | |
| 300 | |
| 426 | |
| 510 | |
| 521 | |
| 745 | |
| 748 | |
| 1104 | |
| 2600 | |
| 3000 |