Age range | Frequency | Percentage |
11 - 20 | 1 | 5.9 |
21 - 30 | 3 | 17.6 |
31 - 40 | 8 | 47 |
41 - 50 | 4 | 23.5 |
+50 | 1 | 5.9 |
Total | 17 | 100 |