Age group | Frequency | Percentage |
<30 years | 17 | 17.5% |
30 - 40 years | 11 | 11.3% |
41 - 50 years | 15 | 15.5% |
51 - 60 years | 17 | 17.5% |
>60 years | 37 | 38.1% |
Total | 97 | 100.0% |