| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don?t know | 15 |
0.7%
|
| 0 | Less than 1 month | 2 |
0.1%
|
| 1 | 1 |
0%
|
|
| 3 | 3 |
0.1%
|
|
| 4 | 2 |
0.1%
|
|
| 5 | 4 |
0.2%
|
|
| 6 | 1037 |
48.6%
|
|
| 7 | 118 |
5.5%
|
|
| 8 | 334 |
15.6%
|
|
| 9 | 100 |
4.7%
|
|
| 10 | 61 |
2.9%
|
|
| 11 | 1 |
0%
|
|
| 12 | 415 |
19.4%
|
|
| 13 | 1 |
0%
|
|
| 15 | 4 |
0.2%
|
|
| 18 | 14 |
0.7%
|
|
| 24 | 22 |
1%
|
|
| 60 | 1 |
0%
|