| Value | Category | Cases | |
|---|---|---|---|
| 0 | Less than 1 year | 86817 |
3%
|
| 7 | Completed 7 years | 99095 |
3.4%
|
| 8 | Completed 8 years | 131430 |
4.5%
|
| 1 | Completed 1 year | 149516 |
5.2%
|
| 6 | Completed 6 years | 216136 |
7.4%
|
| 3 | Completed 3 years | 236242 |
8.1%
|
| 2 | Completed 2 years | 247515 |
8.5%
|
| 4 | Completed 4 years | 258111 |
8.9%
|
| 5 | Completed 5 years | 332133 |
11.4%
|
| 9 | Completed 9 years or more | 1145526 |
39.5%
|