Statistics on Acquisition of Spanish Citizenship of Residents National results Acquisitions of nationality by gender and age Unidades: Personas ,2021,2020,2019, Total, Total,57.020,55.403,30.970, Military occupations,15,28,10, Directors and managers,848,369,581, Scientific and intellectual technicians and professionals ,5.479,4.924,3.087, Technicians; support professionals,3.430,2.740,1.564, Accounting, administrative and other office employees,3.345,3.975,2.101, Workers in catering, personal, and protection services and salespersons,14.371,13.681,7.515, Skilled agricultural, livestock, forestry and fishing sector workers,626,420,256, Craftspersons and skilled workers in manufacturing and construction (except installation and machinery operators ,5.905,4.091,2.611, Installation and machinery operators and assemblers,3.416,2.808,1.531, Basic occupations,18.064,21.331,11.560, No data recorded,1.521,1.036,154, Males, Total,28.637,26.139,13.696, Military occupations,15,26,9, Directors and managers,495,218,293, Scientific and intellectual technicians and professionals ,2.330,2.314,1.418, Technicians; support professionals,1.955,1.464,834, Accounting, administrative and other office employees,1.252,1.261,697, Workers in catering, personal, and protection services and salespersons,6.181,5.634,3.074, Skilled agricultural, livestock, forestry and fishing sector workers,502,333,175, Craftspersons and skilled workers in manufacturing and construction (except installation and machinery operators ,5.312,3.709,2.215, Installation and machinery operators and assemblers,3.087,2.549,1.334, Basic occupations,6.601,8.136,3.563, No data recorded,907,495,84, Females, Total,28.383,29.264,17.274, Military occupations,"",2,1, Directors and managers,353,151,288, Scientific and intellectual technicians and professionals ,3.149,2.610,1.669, Technicians; support professionals,1.475,1.276,730, Accounting, administrative and other office employees,2.093,2.714,1.404, Workers in catering, personal, and protection services and salespersons,8.190,8.047,4.441, Skilled agricultural, livestock, forestry and fishing sector workers,124,87,81, Craftspersons and skilled workers in manufacturing and construction (except installation and machinery operators ,593,382,396, Installation and machinery operators and assemblers,329,259,197, Basic occupations,11.463,13.195,7.997, No data recorded,614,541,70, Notas: "La información sobre nivel de estudios, relación con la actividad y ocupación depende del calendario de publicación de esa variable en los censos de población, por lo que va con cierto retraso respecto al año de referencia de la publicación" Fuente: