| Value | Category | Cases | |
|---|---|---|---|
| 0 | Will replace it this year | 46 |
23.4%
|
| 1 | 94 |
47.7%
|
|
| 2 | 29 |
14.7%
|
|
| 3 | 13 |
6.6%
|
|
| 4 | 7 |
3.6%
|
|
| 5 | 7 |
3.6%
|
|
| 10 | 1 |
0.5%
|
|
| Sysmiss | 2281 |