Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years actual age (years) contraceptive practices. Units: absolute figures Total Never has used method Has used before, but not currently Currently use one efficient method Currently use one inefficient method Total 10,165,237 2,789,179 1,654,807 5,404,945 316,307 From 15 to 19 years old 1,324,269 1,056,265 38,300 224,234 5,471 From 20 to 24 years old 1,591,015 654,466 160,883 751,448 24,218 From 25 to 29 years old 1,612,647 345,563 288,004 943,492 35,588 From 30 to 34 years old 1,582,180 169,685 298,005 1,064,494 49,996 From 35 to 39 years old 1,494,625 175,757 274,719 984,936 59,213 From 40 to 44 years old 1,343,937 157,111 248,266 876,321 62,239 45 to 49 years 1,216,564 230,332 346,629 560,020 79,583 Notes: Source: National Statistics Institute