Encuesta de Fecundidad Preferences and motivations in terms of size of the family. Females, between 15-49 years. Females who have had less children than desired reasons why they had less children actual age (years). Units: absolute figures ,Total,From 15 to 29 years old,From 30 to 39 years old,From 40 to 49 years old, Wish to continue studying,20,685,6,307,11,894,2,483, Problems or health discomfort,303,152,25,010,116,451,161,691, Pregnancies, deliveries and child care are hard for females,100,865,14,928,56,951,28,987, Too old to have children,166,415,..,46,695,119,720, Wish or need to work away from home,249,398,31,110,152,772,65,516, Lack of economic resources,546,797,81,622,275,200,189,975, Small dwelling,105,196,13,412,58,299,33,485, Excess of work in the household,52,235,2,837,34,428,14,970, Lack or scarcity of nursery schools or kindergartens,51,868,9,071,25,454,17,342, Because of my marital status,91,056,13,762,39,679,37,615, Because of my partner's marital status,6,905,1,145,..,5,760, Because of unemployment (myself or partner),119,888,32,355,57,072,30,461, Fear of child being born with health problems,77,212,2,298,44,504,30,410, Because this means losing freedom and not having time to carry out other activities,26,490,..,15,476,11,015, Because of the worries and problems of bringing up children,173,507,16,575,84,379,72,554, Because up until now have not completed the desired size of family,646,241,220,964,401,589,23,687, Notes: Source: National Statistics Institute