| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 |
0.2%
|
|
| 1 | 306 |
1.3%
|
|
| 2 | 1072 |
4.6%
|
|
| 3 | 794 |
3.4%
|
|
| 4 | 1271 |
5.5%
|
|
| 5 | 1287 |
5.6%
|
|
| 6 | 419 |
1.8%
|
|
| 7 | 17863 |
77.2%
|
|
| Missing value | 71 |
0.3%
|