| 0 - 20 | 21 - 40 | 41 - 60 | 61 - 80 | 81 - 100 | Total |
Number | 17 | 21 | 34 | 25 | 9 | 106 |
Percentage | 16.04 | 19.81 | 32.07 | 23.59 | 8.49 | 100 |