| Value | Category | Cases | |
|---|---|---|---|
| 0 | <12 months | 134 |
17.5%
|
| 1 | 1 year | 122 |
15.9%
|
| 2 | 2 years | 211 |
27.5%
|
| 3 | 3 years | 123 |
16%
|
| 4 | 4 years | 37 |
4.8%
|
| 5 | 5 years | 71 |
9.3%
|
| 6 | 6+ years | 27 |
3.5%
|
| 7 | Non-numeric | 23 |
3%
|
| 8 | Don't know | 19 |
2.5%
|
| 9 | 1 | ||
| Sysmiss | 663 |