Disability, Independence and Dependency Situations Survey Employment and Education. National results: Relative figures Percentage of persons with disabilities, 6 to 15 years old, according to the frequency with which they missed school during the 2006-2007 academic year, due to their disability, by sex Units: percentage ;Both sexes;Males;Females; Total;100.00;100.00;100.00; Unschooled;1.76;1.27;2.61; Less than one week;60.53;64.20;54.22; One or more weeks, but less than a month;23.10;20.58;27.43; Between one and three months;10.22;9.25;11.90; Between three and six months;2.53;3.02;1.68; Six months or more;1.86;1.69;2.16; Notes: 1) The data corresponding to cells with fewer than 5 thousand persons must be viewed with caution, because it may be affected by large sampling errors. Source: National Statistics Institute