| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18697 |
78.1%
|
|
| 1 | 2088 |
8.7%
|
|
| 2 | 1584 |
6.6%
|
|
| 3 | 308 |
1.3%
|
|
| 4 | 120 |
0.5%
|
|
| 5 | 91 |
0.4%
|
|
| 6 | 30 |
0.1%
|
|
| 7 | 136 |
0.6%
|
|
| Missing value | 900 |
3.8%
|