| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 27 |
1.7%
|
| 2 | 1 | 179 |
11.2%
|
| 3 | 2 | 243 |
15.1%
|
| 4 | 3 | 284 |
17.7%
|
| 5 | 4 | 258 |
16.1%
|
| 6 | 5 | 218 |
13.6%
|
| 7 | 6 | 154 |
9.6%
|
| 8 | 7 | 103 |
6.4%
|
| 9 | 8 | 71 |
4.4%
|
| 10 | 9 | 39 |
2.4%
|
| 11 | 10 | 18 |
1.1%
|
| 12 | 11 | 6 |
0.4%
|
| 13 | 12 | 3 |
0.2%
|
| 14 | 17 | 1 |
0.1%
|
| Missing value | 1 |
0.1%
|