| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1900 |
62.1%
|
|
| 1 | 317 |
10.4%
|
|
| 2 | 276 |
9%
|
|
| 3 | 228 |
7.5%
|
|
| 4 | 89 |
2.9%
|
|
| 5 | 86 |
2.8%
|
|
| 6 | 43 |
1.4%
|
|
| 7 | 113 |
3.7%
|
|
| Missing value | 6 |
0.2%
|