|  | Year | |||
---|---|---|---|---|---|
Total N(%) | 2016 N(%) | 2017 N(%) | 2018 N(%) | 2019 N(%) | |
Gender | |||||
 Female | 2968 (40.35) | 657 (38.47) | 805 (40.21) | 754 (41.27) | 752 (41.34) |
 Male | 4388 (59.65) | 1051 (61.53) | 1197 (59.79) | 1073 (58.73) | 1067 (58.66) |
Age (year) | |||||
 0–3 | 1287 (17.50) | 306 (17.92) | 356 (17.78) | 298 (16.31) | 327 (17.98) |
 4–6 | 3890 (52.88) | 916 (53.63) | 1096 (54.75) | 1003 (54.90) | 875 (48.10) |
 7–9 | 1670 (22.70) | 390 (22.82) | 453 (22.62) | 399 (21.84) | 428 (23.53) |
 10–12 | 296 (4.03) | 64 (3.75) | 72 (3.60) | 86 (4.71) | 74 (4.07) |
 13–15 | 106 (1.44) | 15 (0.88) | 16 (0.80) | 19 (1.04) | 56 (3.08) |
 16–69 | 107 (1.45) | 17 (1.00) | 9 (0.45) | 22 (1.20) | 59 (3.24) |
Source of cases | |||||
 Other province | 57 (0.77) | 11 (0.64) | 16 (0.80) | 11(0.61) | 19 (1.04) |
 Foreign country | 1 (0.01) | 1 (0.06) | 0 (0.00) | 0 (0.00) | 0 (0.00) |
 The same city | 7160 (97.34) | 1675 (98.07) | 1933 (96.55) | 1728 (97.53) | 1770 (97.30) |
 Other cities | 138 (1.88) | 21 (1.23) | 53 (2.65) | 34 (1.86) | 30 (1.66) |
Total | 7356 | 1708 | 2002 | 1827 | 1819 |