| Value | Category | Cases | |
|---|---|---|---|
| 0 | Less than 1 year | 59815 |
3.8%
|
| 1 | Completed 1 year | 118595 |
7.6%
|
| 2 | Completed 2 years | 169190 |
10.8%
|
| 3 | Completed 3 years | 152854 |
9.8%
|
| 4 | Completed 4 years | 128171 |
8.2%
|
| 5 | Completed 5 years | 160042 |
10.2%
|
| 6 | Completed 6 years | 90247 |
5.8%
|
| 7 | Completed 7 years | 52640 |
3.4%
|
| 8 | Completed 8 years | 54246 |
3.5%
|
| 9 | Completed 9 years or more | 578871 |
37%
|