| Impact factor | Number of journals | Percentage of total |
| Greater than 3.000 | 3 | 1.05% |
| 2.000 - 3.000 | 9 | 3.17% |
| 1.000 - 1.999 | 31 | 10.92% |
| 0.100 - 0.999 | 141 | 49.65% |
| Less than 0.1 | 100 | 35.21% |