Four-yearly Wage Structure Survey 
Sample errors
CNAE-09 activity section. National total 
Unidades: %

All sections;0,37;
B. Extractive industries;1,87;
C. Manufacturing industry;0,63;
D. Supply of electrical energy, gas, steam and air conditioning;3,53;
E.  Water supply, waste management and decontamination activities;1,45;
F. Construction;1,05;
G. Wholesale and retail trade, repair of motor vehicles and motorcycles;1,63;
H. Transport and storage;1,49;
I. Accommodation and catering;2,1;
J. Information and communications;1,77;
K. Financial and insurance activities;2,27;
L. Real estate activities;4,06;
M. Professional, scientific and technical activities;1,56;
N. Administrative and support services activities;1,43;
O. Public Administration and defence, compulsory Social Security;1,6;
P. Education;1,76;
Q. Health and social services activities;1,13;
R. Arts, recreation and entertainment activities;3,09;
S. Other services;2;
Notas:
Fuente: National Statistics Institute