| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 178 |
17%
|
| 1 | 243 |
23.2%
|
|
| 2 | 192 |
18.3%
|
|
| 3 | 122 |
11.6%
|
|
| 4 | 72 |
6.9%
|
|
| 5 | 56 |
5.3%
|
|
| 6 | 24 |
2.3%
|
|
| 7 | 23 |
2.2%
|
|
| 8 | 8 |
0.8%
|
|
| 9 | 3 |
0.3%
|
|
| 10 | 15 |
1.4%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 3 |
0.3%
|
|
| 15 | 3 |
0.3%
|
|
| 20 | 1 |
0.1%
|
|
| 88 | many, but don't know exact number | 103 |
9.8%
|
| 99 | missing | 1 |
0.1%
|