| Value | Category | Cases | |
|---|---|---|---|
| 0 | <12 months | 464 |
17.9%
|
| 1 | 1 year | 272 |
10.5%
|
| 2 | 2 years | 441 |
17.1%
|
| 3 | 3 years | 419 |
16.2%
|
| 4 | 4 years | 186 |
7.2%
|
| 5 | 5 years | 504 |
19.5%
|
| 6 | 6+ years | 249 |
9.6%
|
| 7 | Non-numeric | 29 |
1.1%
|
| 8 | Don't know | 22 |
0.9%
|
| Sysmiss | 2679 |