1.3. Seguridad económica Incapacidad de hacer frente a gastos económicos imprevistos (18 y más años) por nivel de educación y periodo. Units: porcentaje ,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004, Total,34.6,32.7,34.8,33.2,35.5,36.2,37.9,39.0,41.9,40.9,41.3,36.8,37.7,35.5,29.0,30.3,31.6,34.0,39.6, Nivel (0-2): preescolar, primaria y secundaria de 1ª etapa,45.9,43.9,47.3,44.9,47.8,46.8,50.1,51.4,53.4,51.5,51.7,46.4,48.6,45.6,37.7,39.2,40.5,42.5,48.7, Nivel (3-4): secundaria de 2ª etapa y postsecundaria no superior,36.0,34.6,36.0,31.6,34.5,35.0,34.7,36.2,40.5,38.7,38.0,33.4,33.3,31.9,24.5,25.5,25.3,28.9,33.6, Nivel (5-8): primer y segundo ciclo de educación superior y doctorado,20.7,17.9,18.1,17.0,17.6,20.0,19.3,19.3,22.3,22.4,23.0,19.2,18.4,16.4,13.6,13.9,15.5,17.5,22.1, Notes: Source: Encuesta de Condiciones de Vida. INE