Figure 1From: The role of ENSO in understanding changes in Colombia's annual malaria burden by region, 1960–2006Colombia's annual total number of malaria cases, 1960–2006. Annual totals shown are for all types of malaria for all of Colombia. The El Niño years are 1965, 1972, 1982, 1983, 1987, 1991, 1992, 1997, and 2002; La Niña years are 1971, 1974, 1975, 1988 and 1999. The criterion for identifying these years is provided below, in the section describing the data.Back to article page