Economically Active Population Survey National results Persons aged 16 to 34 years old who worked while undertaking official studies, according to whether or not the work was a part of the study program, by age group. Units: absolute value in thousands and percentages ;Total;Yes, entirely;Yes, in part;No;Does not know; Absolute value; Total ages;2,569.1;239.9;185.2;2,140.4;3.6; 16-19;168.7;6.5;4.0;158.3;..; 20-22;326.2;19.2;14.2;292.8;..; 23-25;416.2;34.2;21.1;360.6;0.3; 26-34;1,658.0;180.0;146.0;1,328.7;3.3; Percentage; Total ages;100.00;9.34;7.21;83.31;0.14; 16-19;100.00;3.85;2.35;93.80;..; 20-22;100.00;5.89;4.35;89.76;..; 23-25;100.00;8.22;5.06;86.64;0.08; 26-34;100.00;10.86;8.81;80.14;0.20; Notes: Source: National Statistics Institute