| Patients’ age distribution in years | ||||||
| Before 20 | 21 - 30 | 31 - 40 | 41 - 50 | 51 - 60 | Older than 61 | Total |
Absolute number | 2 | 48 | 99 | 143 | 84 | 29 | 405 |
Percentage | 0.5 | 11.9 | 24.4 | 35.3 | 20.7 | 7.2 | 100 |