| Number identity card | Total | ||||
| less than once | once | twice | three times or more | ||
Groupag | 20 - 29 years | 3 | 11 | 12 | 2 | 28 |
| 30 - 39 years | 7 | 6 | 12 | 6 | 31 |
| 40 - 49 years | 1 | 5 | 8 | 5 | 19 |
| more than 50 | 1 | 5 | 11 | 7 | 24 |
Total | 12 | 27 | 43 | 20 | 102 |