| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 2065 |
68.4%
|
| 1 | 500 |
16.6%
|
|
| 2 | 169 |
5.6%
|
|
| 3 | 92 |
3%
|
|
| 4 | 36 |
1.2%
|
|
| 5 | 38 |
1.3%
|
|
| 6 | 16 |
0.5%
|
|
| 7 | 9 |
0.3%
|
|
| 8 | 7 |
0.2%
|
|
| 9 | 3 |
0.1%
|
|
| 10 | 13 |
0.4%
|
|
| 11 | 2 |
0.1%
|
|
| 12 | 3 |
0.1%
|
|
| 15 | 6 |
0.2%
|
|
| 16 | 1 |
0%
|
|
| 18 | 1 |
0%
|
|
| 20 | 11 |
0.4%
|
|
| 24 | 6 |
0.2%
|
|
| 25 | 2 |
0.1%
|
|
| 28 | 1 |
0%
|
|
| 29 | 1 |
0%
|
|
| 30 | 4 |
0.1%
|
|
| 31 | 1 |
0%
|
|
| 36 | 1 |
0%
|
|
| 40 | 1 |
0%
|
|
| 48 | 9 |
0.3%
|
|
| 50 | 6 |
0.2%
|
|
| 54 | 1 |
0%
|
|
| 60 | 4 |
0.1%
|
|
| 65 | 1 |
0%
|
|
| 90 | 90+ | 7 |
0.2%
|
| 97 | inconsistent | 0 |
0%
|
| 98 | don't know | 0 |
0%
|