| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 3 months | 121 |
11.3%
|
| 2 | 3 months - less than 6 months | 68 |
6.3%
|
| 3 | 6 months - less than 9 months | 90 |
8.4%
|
| 4 | 9 months - less than 1 year | 93 |
8.7%
|
| 5 | 1 year - less than 3 years | 255 |
23.7%
|
| 6 | 3 years - 5 years | 131 |
12.2%
|
| 7 | More than 5 years | 315 |
29.3%
|
| 8 | Do not know | 2 |
0.2%
|
| Sysmiss | 8924 |