|
| Frequency | Valid Percent | Cumulative Percent | |
| Valid | Less than 1 year | 70 | 19.9 | 19.9 |
| 1 - 2 years | 147 | 41.8 | 61.6 | |
| 2 - 4 years | 134 | 38.1 | 99.7 | |
| 12.00 | 1 | .3 | 100.0 | |
| Total | 352 | 100.0 |
| |