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Number of participants by age
| Age | Total | Boys | Girls | |
|---|---|---|---|---|
| 3 | 253 (7.4) | 127 | 126 | |
| 4 | 350 (10.3) | 172 | 178 | |
| 5 | 371 (10.9) | 183 | 188 | |
| 6 | 403 (11.9) | 207 | 196 | |
| 7 | 407 (12.0) | 194 | 213 | |
| 8 | 405 (11.9) | 187 | 218 | |
| 9 | 390 (11.5) | 186 | 204 | |
| 10 | 340 (10.0) | 161 | 179 | |
| 11 | 276 (8.1) | 139 | 137 | |
| 12 | 204 (6.0) | 105 | 99 | |
| Total | (n) | 3399 | 1661 | 1738 |
| (%) | 100.0 | 48.9 | 51.1 | |
