Heavily Enforced
Very Intolerant
| Quality | Average ($/Oz.)* | Sample Size |
| High Quality | $233.74 | 1071 |
| Medium Quality | $186.35 | 1585 |
| Low Quality | $226.07 | 152 |
| Neath, Neath Port Talbot | $60 | a quarter | medium quality | May 19, 2013 |
| South Shields, South Tyneside | $10 | 10 grams | low quality | May 19, 2013 |
| Exeter, Devon | $60 | 5 grams | high quality | May 19, 2013 |
| Oxford, Oxfordshire | $200 | a half ounce | high quality | May 19, 2013 |
| Sheffield, Sheffield | $20 | an ounce | high quality | May 19, 2013 |
| Worcester Park, Surrey | $20 | an eighth | medium quality | May 18, 2013 |
| Paisley, Renfrewshire | $30 | an eighth | medium quality | May 18, 2013 |
| London, London | $280 | an ounce | high quality | May 17, 2013 |
| Manchester, Manchester | $20 | an eighth | medium quality | May 17, 2013 |
| Worthing, West Sussex | $360 | an ounce | medium quality | May 17, 2013 |
| Christchurch, Dorset | $364 | an ounce | medium quality | May 17, 2013 |
| London, London | $30 | an eighth | medium quality | May 17, 2013 |
| Birmingham, Birmingham | $200 | an ounce | high quality | May 17, 2013 |
| Heybridge, Essex | $198 | a half ounce | medium quality | May 16, 2013 |
| Llanishen, Cardiff | $10 | 10 grams | medium quality | May 16, 2013 |