Table 2 Frequency of stimulant use in three periods (only last-year users) - 2005
| No use | ≤ 1×/month | 2-3×/month | 1×/week | 2-6×/week | Daily use | |
|---|---|---|---|---|---|---|
| Academic year | 79.1% | 7.0% | 2.3% | 0.0% | 4.7% | 7.0% |
| Exam periods | 9.3% | 7.0% | 4.7% | 4.7% | 23.3% | 51.2% |
| Holiday periods | 88.4% | 4.7% | 4.7% | 0.0% | 0.0% | 2.3% |