| AGE IN YEARS | YEARS | |||||||||
| 2010 | 2011 | 2012 | 2013 | 2014 | ||||||
| TOTAL | POSITIVE | TOTAL | POSITIVE | TOTAL | POSITIVE | TOTAL | POSITIVE | TOTAL | POSITIVE | |
| 0.1 - 1 | 51 | 2 | 107 | 18 | 94 | 16 | 1969 | 298 | 607 | 70 |
| 1 - 10 | 496 | 46 | 1270 | 87 | 1203 | 49 | 2603 | 223 | 5074 | 676 |
| 11 - 20 | 997 | 120 | 2896 | 230 | 2832 | 173 | 5569 | 447 | 7573 | 684 |
| 21 - 30 | 2138 | 334 | 7268 | 897 | 6323 | 723 | 12,311 | 1557 | 16,398 | 2113 |
| 31 - 40 | 1510 | 293 | 3640 | 605 | 3299 | 592 | 6940 | 1329 | 9398 | 1850 |
| 41 - 50 | 1207 | 269 | 2642 | 538 | 2283 | 440 | 4906 | 1063 | 6584 | 1446 |
| 51 - 60 | 907 | 201 | 1866 | 378 | 1380 | 241 | 3032 | 616 | 3962 | 779 |
| 61 - 70 | 448 | 95 | 970 | 199 | 674 | 110 | 1603 | 285 | 1898 | 330 |
| 71 - 80 | 94 | 22 | 259 | 53 | 164 | 29 | 413 | 75 | 564 | 86 |
| 81 - 90 | 21 | 4 | 56 | 9 | 29 | 3 | 100 | 21 | 117 | 18 |
| 91 - 100 | 3 | 0 | 6 | 0 | 5 | 0 | 9 | 2 | 16 | 6 |
| UNKNOWN | 2954 | 527 | 5941 | 896 | 5035 | 660 | 0 | 0 | 3293 | 526 |