Survey on the Use of Information and Communication Technologies and Electronic Commerce in Companies Sampling errors Standard error of Website variable by different strata Units: percentages D.11 Does your company have a website?; Total Spain;0.80; 10 to 49 paid workers;0.86; 50 to 249 paid workers;0.75; 250 and over paid workers;0.33; 1.1. Food, beverages, tobacco, textile, clothing, leather and footwear, wood and cork, paper, graphic arts and reproduction of recorded media (NACE 10-18);1.92; 1.2 Coke plants and petroleum refining pharmaceutical products rubber and plastic non-metallic ore products (NACE 19-23);1.62; 1.3 Metallugry, manufacture of metallic products (NACE 24-25);2.07; 1.4. Optical, electronic and computer products, electrical material and equipment, machinery and mechanical equipment, motor vehicles, transport equipment, furniture, manufacturing industry, repair of machinery and equipment (NACE 26-33);1.76; 1.5. Energy and water (NACE 35-39);3.33; 2. 2. Total for Construction (NACE 41-43);2.23; 3.1. Sale and repair of motor vehicles, wholesale, retail sale (NACE 45-47);1.34; 3.2. Transport and storage (NACE 49-53);2.29; 3.3. Accommodation services (NACE 55);1.57; 3.4. 3.4. Information and communications (NACE 58-63);1.05; 3.5. Real estate activities (NACE 68);4.52; 3.6. 3.6. Professional, scientific and technical activities (excluding veterinary medicine) (NACE 69-74);1.87; 3.7. Administrative office activities and auxiliary services (incl. travel agencies) (NACE 77-82);2.45; 4. ICT Sector (261-264, 268, 465, 582, 61, 6201, 6202, 6203, 6209, 631, 951);0.83; Notes: Source: National Statistics Institute