| 59.4% |  | United States |
| 8.7% |  | United Kingdom |
| 5% |  | Canada |
| 4% |  | Australia |
| 3.5% |  | Philippines |
| 2.6% |  | Netherlands |
| 2.4% |  | India |
| 1.6% |  | Germany |
| 1% |  | France |
| 0.7% |  | Poland |
| Today: | 161 |
| Yesterday: | 251 |
| This Week: | 161 |
| Last Week: | 2221 |
| This Month: | 4749 |
| Last Month: | 6796 |
| Total: | 129348 |
Ford Foundation
|
Dealing with Drug Abuse: A Report to the Ford Foundation by the Drug Abuse Survey Project. USA, (1972) |
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