| Year | Total Cases (n) | No TB History | TB History | ||
| n | % | N | % | ||
| 2013 | 375 | 55 | 14.7 | 320 | 85.3 |
| 2014 | 456 | 90 | 19.7 | 366 | 80.3 |
| 2015 | 506 | 110 | 21.7 | 396 | 78.3 |
| 2016 | 709 | 126 | 17.8 | 583 | 82.2 |
| 2017 | 893 | 326 | 36.5 | 567 | 63.5 |
| TOTAL | 2939 | 707 | 24.0 | 2232 | 75.9 |