|  | Population covered |  | |
---|---|---|---|---|
Year of data | Provinces covered | Number | % of total | Number of deaths reported |
1999 | 4 | 5509915 | 9 | 18939 |
2000 | 10 | 16737094 | 26 | 66846 |
2001 | 18 | 36775017 | 57 | 146159 |
2002 | 18 | 38271475 | 60 | 168728 |
2003 | 23 | 48288732 | 73 | 212227 |
2004 | 29 | 54815786 | 82 | 240786 |