| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 year or younger | 114 |
1.3%
|
| 2 | 2 years | 83 |
0.9%
|
| 3 | 3 years | 429 |
4.9%
|
| 4 | 4 years | 1930 |
22%
|
| 5 | 5 years | 4058 |
46.2%
|
| 6 | 6 years or older | 1703 |
19.4%
|
| 7 | I did not attend |
277 |
3.2%
|
| 8 | I do not remember | 185 |
2.1%
|
| 95 | Valid Skip | 0 | |
| 96 | Not Reached | 0 | |
| 97 | Not Applicable | 19405 | |
| 98 | Invalid | 0 | |
| 99 | No Response | 6 | |
| Sysmiss | 76 |