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

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;2.10;
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;1.60;
P. Education;1.76;
Q. Health and social services activities;1.13;
R. Arts, recreation and entertainment activities;3.09;
S. Other services;2.00;
Notes:
Source: National Statistics Institute