Age and gender in participants
| April until June (spring) | July and August (summer) | September until November (fall) | December until March (winter) | Total | |
|---|---|---|---|---|---|
| Sex | |||||
| Male (n) | 275 | 213 | 340 | 177 | 1005 |
| Female (n) | 115 | 78 | 141 | 108 | 442 |
| Age | |||||
| 0–1 year (n) | 30 | 16 | 39 | 30 | 115 |
| 2–5 years (n) | 177 | 120 | 250 | 126 | 673 |
| 6–14 years (n) | 183 | 155 | 192 | 129 | 659 |
| Total (n) | 390 | 291 | 481 | 285 | 1447 |