| Variables | Frequency | Percent (%) |
| Pattern of Use |
|
|
| Daily | 7 | 11.1 |
| Once weekly | 31 | 49.2 |
| Two times weekly | 9 | 14.3 |
| Three Times Weekly | 6 | 9.5 |
| Four times weekly | 5 | 7.9 |
| One a month | 3 | 4.8 |
| Above once a month | 2 | 3.2 |
| Period of use |
|
|
| Before Lecture Hours | 13 | 20.6 |
| After Lecture Hours | 33 | 52.4 |
| Anytime I like | 17 | 27.0 |