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Table 1 Summary of number of dams, area and population living close to large dams in stable, unstable and no malaria areas in sub-Saharan Africa

From: Malaria around large dams in Africa: effect of environmental and transmission endemicity factors

Year Stable Unstable No malaria Total
2000
 No. dams (%) 264 (29.9) 199 (22.5) 421 (47.6) 884 (100)
 Area (km2) 13,617, 900 5,682,270 14,138,000 33,438,170
 No. population (%) 7,964,430 (55.3) 2,588,419 (17.9) 3,870,794 (26.8) 14,423,643 (100)
2005
 No. dams (%) 258 (28.9) 214 (24.0) 420 (47.1) 892 (100)
 Area (km2) 12,503,300 6,800,650 14,134,400 33,438,170
 No. population (%) 8,228,448 (52.4) 3,292,887 (21.0) 3,870,794 (26.8) 14,423,643 (100)
2010
 No. dams (%) 249 (27.5) 238 (26.2) 420 (46.3) 907 (100)
 Area (km2) 9,428,080 9,875,990 14,134,300 33,438,170
 No. population (%) 9,757,276 (53.4) 4,044,075 (22.1) 4,475,911 (24.5) 18,277,262 (100)
2015
 No. dams (%) 234 (25.5) 265 (28.8) 420 (45.7) 919 (100)
 Area (km2) 8,504,050 10,800,100 14,134,300 33,438,170
 No. population (%) 8,302,235 (44.4) 5,652,124 (30.2) 4,762,324 (25.4) 18,716,683 (100)