| Value | Category | Cases | |
|---|---|---|---|
| -999 | Missing | 23 |
1.5%
|
| 1 | 64 |
4.2%
|
|
| 2 | 48 |
3.2%
|
|
| 3 | 113 |
7.4%
|
|
| 4 | 154 |
10.1%
|
|
| 5 | 407 |
26.8%
|
|
| 6 | 253 |
16.6%
|
|
| 7 | 62 |
4.1%
|
|
| 8 | 93 |
6.1%
|
|
| 9 | 81 |
5.3%
|
|
| 10 | 62 |
4.1%
|
|
| 11 | 129 |
8.5%
|
|
| 12 | 15 |
1%
|
|
| 13 | 16 |
1.1%
|