2.1.Cantidad Empleo involuntario a tiempo parcial como porcentaje del empleo total a tiempo parcial 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, Total,49.6,52.4,51.4,52.1,54.0,58.0,61.0,62.4,62.9,62.3,60.4,55.2,49.6,43.5,35.4,32.7,33.2, Nivel (0-2): preescolar, primaria y secundaria de 1ª etapa,56.6,59.3,58.3,59.1,61.6,64.3,67.6,69.0,68.2,68.0,66.7,60.2,54.9,48.3,38.9,35.9,35.0, Nivel (3-4): secundaria de 2ª etapa y postsecundaria no superior,46.5,50.0,49.8,49.7,51.5,56.4,59.8,62.5,62.5,63.4,57.8,54.5,45.6,41.3,35.6,31.3,30.5, Nivel (5-8): primer y segundo ciclo de educación superior y doctorado,45.6,48.1,46.5,47.1,48.2,52.2,54.6,54.7,57.1,54.6,54.4,48.8,45.5,38.3,29.7,28.9,33.0, Notes: Source: Encuesta de Población Activa. INE