| Value | Category | Cases | |
|---|---|---|---|
| 1 | 197 |
15.5%
|
|
| 2 | 223 |
17.6%
|
|
| 3 | 136 |
10.7%
|
|
| 4 | 74 |
5.8%
|
|
| 5 | 58 |
4.6%
|
|
| 6 | 34 |
2.7%
|
|
| 7 | 15 |
1.2%
|
|
| 8 | 14 |
1.1%
|
|
| 9 | 6 |
0.5%
|
|
| 10 | 13 |
1%
|
|
| 12 | 5 |
0.4%
|
|
| 13 | 2 |
0.2%
|
|
| 15 | 6 |
0.5%
|
|
| 17 | 1 |
0.1%
|
|
| 20 | 6 |
0.5%
|
|
| 25 | 1 |
0.1%
|
|
| 30 | 4 |
0.3%
|
|
| 35 | 2 |
0.2%
|
|
| 40 | 1 |
0.1%
|
|
| 50 | 1 |
0.1%
|
|
| Missing value | 470 |
37%
|