Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years use of contraceptions at any time of their life marital status. Units: absolute figures Total Single Married Widows Separated or divorced Total 10,165,237 4,454,390 5,247,338 89,042 374,467 Has not used or uses any method 2,789,179 2,286,730 462,939 14,228 25,282 Has used or uses at least one inefficient method, but any efficient method 381,874 51,752 317,359 6,121 6,642 Has used or uses at least one efficient method 6,994,184 2,115,907 4,467,041 68,693 342,544 Has used or uses pill 4,649,579 1,045,218 3,253,516 56,837 294,008 Has used or uses IUD 1,090,798 69,806 906,459 17,873 96,661 Has used or uses diaphragm, cap, vaginal sponge 76,192 20,278 44,099 .. 11,815 Has used or uses abstinence 576,369 251,540 283,233 8,249 33,346 Has used or uses condom 5,106,795 1,764,478 3,112,158 28,685 201,475 Has used or uses cycle and basal body temperature 263,392 23,781 225,339 676 13,596 Has used or uses withdrawal 1,518,741 337,893 1,073,570 14,005 93,273 Has used or uses vaginal wash 144,581 38,655 98,575 .. 7,350 Has used or uses spermicides 187,057 42,961 117,675 .. 26,421 Has used or uses long breastfeeding 82,183 6,100 72,521 840 2,722 Has used or uses injection 121,990 18,047 77,964 4,477 21,502 Has used or uses the morning after pill 95,685 63,737 22,668 .. 9,280 Has used or uses sterilization 636,078 8,087 575,321 9,458 43,213 Has used or uses vasectomy 537,194 9,833 515,222 3,836 8,303 Has used or uses other methods 59,601 4,193 54,496 .. 912 Notes: Source: National Statistics Institute