Table 2. Municipalities and area by malaria risk stratum and ecoepidemiological regions in Colombia.

Region	S4		S3		S2		S1
	Number of municipalities	Area (km2)	Number of municipalities	Area (km2)	Number of municipalities	Area (km2)	Number of municipalities	Area (km2)
Pacific	43	78,226	66	26,547	0	0	70	26,782
Uraba-Bajo Cauca Sinu San Jorge	27	38,757	75	32,100	6	1,063	47	16,071
Amazonia	20	244,375	35	161,076	0	0	4	1,082
Orinoco	7	125,767	45	123,598	5	3,872	2	495
Caribbean	8	12,062	121	80,138	38	14,721	0	0
Andean	2	3,601	134	64,464	117	32,636	250	55,787
	107	502,788	476	487,924	166	52,291	373	100,217