Years in Service | Frequency | Percentage |
Less than 5 years | 2 | 5% |
6 - 10 years | 3 | 8% |
11 - 15 years | 3 | 8% |
16 - 20 years | 13 | 35% |
21 - 25 years | 11 | 30% |
26 - 30 years | 5 | 14% |