Table 1 Yearly and seasonal distribution of confirmed cases
Year | September | October | November | December | Total (%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|  | 1–10 | 11–20 | 21–30 | 1–10 | 11–20 | 21–31 | 1–10 | 11–20 | 21–30 | 1–10 | 11–20 | 21–31 |  |
1995 | 0 | 0 | 1 | 10 | 44 | 41 | 19 | 4 | 0 | 0 | 0 | 0 | 119 (24.8) |
1996 | 0 | 0 | 3 | 4 | 8 | 20 | 12 | 10 | 1 | 0 | 0 | 0 | 58 (12.1) |
1997 | 0 | 0 | 3 | 8 | 20 | 10 | 7 | 2 | 0 | 0 | 0 | 0 | 50 (10.4) |
1998 | 0 | 0 | 0 | 6 | 2 | 19 | 5 | 0 | 0 | 0 | 0 | 0 | 32 (6.7) |
1999 | 0 | 0 | 0 | 7 | 11 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 29 (6.0) |
2000 | 0 | 0 | 0 | 8 | 15 | 5 | 7 | 5 | 0 | 0 | 0 | 0 | 40 (8.3) |
2001 | 0 | 0 | 0 | 8 | 10 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 21 (4.4) |
2002 | 0 | 1 | 2 | 9 | 13 | 3 | 3 | 4 | 0 | 0 | 0 | 0 | 35 (7.3) |
2003 | 0 | 1 | 0 | 2 | 3 | 7 | 2 | 0 | 0 | 1 | 0 | 0 | 16 (3.3) |
2004 | 0 | 0 | 2 | 0 | 11 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | 24 (5.0) |
2005 | 0 | 0 | 1 | 5 | 4 | 16 | 6 | 0 | 1 | 0 | 0 | 0 | 33 (6.9) |
2006 | 0 | 0 | 0 | 1 | 6 | 11 | 4 | 0 | 1 | 0 | 0 | 0 | 23 (4.8) |
Total | 0 | 2 | 12 | 68 | 147 | 145 | 76 | 26 | 3 | 1 | 0 | 0 | 480 |
(%) | 0 | (0.4) | (2.5) | (14.2) | (30.6) | (30.2) | (15.8) | (5.4) | (0.6) | (0.2) | (0) | (0) | (100) |