| Value | Category | Cases | |
|---|---|---|---|
| 0 | Less than 1 year | 32305 |
4.5%
|
| 1 | Completed 1 year | 40043 |
5.6%
|
| 2 | Completed 2 years | 59080 |
8.2%
|
| 3 | Completed 3 years | 49469 |
6.9%
|
| 4 | Completed 4 years | 52546 |
7.3%
|
| 5 | Completed 5 years | 80714 |
11.3%
|
| 6 | Completed 6 years | 43180 |
6%
|
| 7 | Completed 7 years | 26689 |
3.7%
|
| 8 | Completed 8 years | 36252 |
5.1%
|
| 9 | Completed 9 years or more | 296836 |
41.4%
|