| Year | Frequency | Percent | Valid Percent | Cumulative Percent | |
|
| 18 - 27 years | 9 | 4.5 | 4.5 | 4.5 |
| 28 - 37 years | 37 | 18.5 | 18.5 | 23.0 | |
| 38 - 47 years | 67 | 33.5 | 33.5 | 56.5 | |
| 48 - 57 years | 71 | 35.5 | 35.5 | 92.0 | |
| 58 and above | 16 | 8.0 | 8.0 |
| |
| Total | 200 | 100.0 | 100.0 | 100 | |