| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 9749 |
51.8%
|
| 2 | 1 | 6435 |
34.2%
|
| 3 | 2 | 1723 |
9.2%
|
| 4 | 3 | 518 |
2.8%
|
| 5 | 4 | 150 |
0.8%
|
| 6 | 5 | 71 |
0.4%
|
| 7 | 6 | 30 |
0.2%
|
| 8 | 7 | 120 |
0.6%
|
| 9 | acceptable | 1 |
0%
|
| Missing value | 32 |
0.2%
|