Disability, Independence and Dependency Situations Survey 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 Unidades: percentage ;Both sexes;Males;Females; Total;100;100;100; Unschooled;1,76;1,27;2,61; Less than one week;60,53;64,2;54,22; One or more weeks, but less than a month;23,1;20,58;27,43; Between one and three months;10,22;9,25;11,9; Between three and six months;2,53;3,02;1,68; Six months or more;1,86;1,69;2,16; Notas: 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. Fuente: National Statistics Institute