Heavily Enforced
Very Intolerant
| Quality | Average ($/Oz.)* | Sample Size |
| High Quality | $357.78 | 3910 |
| Medium Quality | $287.99 | 3506 |
| Low Quality | $182.38 | 316 |
| Normal, Illinois | $300 | an ounce | high quality | December 5, 2013 |
| Louisville, Illinois | $15 | 5 grams | high quality | December 5, 2013 |
| Chicago, Illinois | $500 | an ounce | high quality | December 5, 2013 |
| Plainfield, Illinois | $100 | 5 grams | medium quality | December 5, 2013 |
| Mount Vernon, Illinois | $20 | a gram | high quality | December 5, 2013 |
| Chicago, Illinois | $10 | an ounce | medium quality | December 5, 2013 |
| Chicago, Illinois | $90 | a quarter | high quality | December 5, 2013 |
| Belleville, Illinois | $280 | an ounce | medium quality | December 5, 2013 |
| Chicago, Illinois | $20 | a gram | medium quality | December 5, 2013 |
| Frankfort, Illinois | $100 | 5 grams | medium quality | December 5, 2013 |
| Mokena, Illinois | $20 | 20 grams | high quality | December 4, 2013 |
| Park Ridge, Illinois | $50 | an eighth | high quality | December 4, 2013 |
| Elgin, Illinois | $350 | an ounce | high quality | December 4, 2013 |
| Herrin, Illinois | $130 | 10 grams | high quality | December 4, 2013 |
| Caseyville, Illinois | $150 | an ounce | medium quality | December 4, 2013 |