Disability, Independence and Dependency Situations Survey Employment and Education. National results: Absolute figures Population 6 to 15 years old with disabilities, according to the frequency with which they missed school as a result of the disability during the 2006-2007 academic year, by sex Units: thousands of persons 6 to 15 years old ;Both sexes;Males;Females; Total;78.3;50.7;27.6; Unschooled;1.2;0.5;0.6; Less than one week;40.5;27.1;13.3; One or more weeks, but less than a month;15.4;8.7;6.7; Between one and three months;6.8;3.9;2.9; Between three and six months;1.7;1.3;0.4; Six months or more;1.2;0.7;0.5; No data recorded;11.4;8.4;3.0; 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