Table 3 The season distribution of Shigella isolates
| Â | Season | Total | |||
|---|---|---|---|---|---|
| Â | Spring | Summer | Autumn | Winter | Â |
Species | |||||
 S. flexneri | 0 (0) | 0 (0) | 16 (48.49) | 17 (51.51) | 33 (53.23) |
 S. sonnei | 3 (20) | 0 (0) | 9 (60) | 3 (20) | 15 (24.19) |
 S. boydii | 1 (7.14) | 0 (0) | 7 (50) | 6 (42.86) | 14 (22.58) |
Total | 4 (6.45) | 0 (0) | 32 (51.62) | 26 (41.93) | 62 (100) |