Heavily Enforced
Very Intolerant
| Quality | Average ($/Oz.)* | Sample Size |
| High Quality | $291.79 | 274 |
| Medium Quality | $287.16 | 53 |
| Low Quality | $200 | 5 |
| Billings, Montana | $25 | 20 grams | high quality | May 15, 2012 |
| Billings, Montana | $260 | an ounce | high quality | May 15, 2012 |
| Laurel, Montana | $35 | an eighth | high quality | May 13, 2012 |
| Bozeman, Montana | $40 | an eighth | medium quality | May 13, 2012 |
| Billings, Montana | $95 | 10 grams | high quality | May 8, 2012 |
| Great Falls, Montana | $100 | a quarter | high quality | May 8, 2012 |
| Miles City, Montana | $20 | an ounce | high quality | May 7, 2012 |
| Billings, Montana | $130 | a half ounce | high quality | May 5, 2012 |
| Culbertson, Montana | $150 | an ounce | medium quality | May 3, 2012 |
| Billings, Montana | $240 | an ounce | high quality | May 3, 2012 |
| Butte, Montana | $40 | an eighth | high quality | May 2, 2012 |
| Bozeman, Montana | $115 | a half ounce | medium quality | May 1, 2012 |
| Butte, Montana | $80 | a quarter | high quality | May 1, 2012 |
| Bozeman, Montana | $10 | an ounce | medium quality | April 28, 2012 |
| Billings, Montana | $90 | 10 grams | high quality | April 28, 2012 |