Survey on Human Resources in Science and Technology 
National results
Percentage of practising doctors, by doctoral area and employment sector.
Units: percentage

;Total;Companies;Public Administrations;Higher education;PNPI;
Total;100.00;15.67;35.81;44.37;4.15;
Natural sciences;29.14;5.16;8.70;13.86;1.42;
Engineering and technology;9.38;1.53;1.69;5.72;0.44;
Medical sciences;22.91;5.01;14.38;2.51;1.01;
Agricultural sciences;3.75;0.62;1.52;1.47;0.14;
Social sciences;21.27;2.03;4.90;13.71;0.63;
Humanities;13.55;1.32;4.62;7.10;0.51;
Notes:
Source: National Statistics Institute