| Value | Category | Cases | |
|---|---|---|---|
| 0 | Less than 1 year | 37448 |
2.4%
|
| 1 | Completed 1 year | 69400 |
4.4%
|
| 2 | Completed 2 years | 109968 |
6.9%
|
| 3 | Completed 3 years | 107020 |
6.7%
|
| 4 | Completed 4 years | 102919 |
6.5%
|
| 5 | Completed 5 years | 166270 |
10.4%
|
| 6 | Completed 6 years | 84424 |
5.3%
|
| 7 | Completed 7 years | 51256 |
3.2%
|
| 8 | Completed 8 years | 63469 |
4%
|
| 9 | Completed 9 years or more | 801168 |
50.3%
|