Surveys on Waste Generation
Sample errors
Sample errors by economic activity (CNAE-2009) and type of danger. 
Unidades: percentage

;Non-hazardous;;;;;Hazardous;;;;;
;2020;2018;2016;2014;2012;2020;2018;2016;2014;2012;
INDUSTRY TOTAL. From 05 to 35 divisions;3,23;1,55;6,68;1,89;2,31;1,66;1,55;4,24;4,29;5,17;
Extractive Industries. 05,06,07,08,09;0,8;1,79;11,99;2,91;2,03;3,79;5;6,86;4,36;9,44;
Food, beverage and tobacco industry. 10,11 and 12 divisions;5,56;8,98;7,21;6,8;7,28;10,52;6,5;4,56;6,78;14,17;
Textile and clothing industry. 13, 14 and 15 divisions;11,77;6,11;5,93;5,13;11,3;11,7;8,36;7,57;8,38;15,37;
Wood and cork industry. 16 division;13,34;23,03;17,89;21,11;11,82;5,99;6,5;9,23;10,14;11,23;
Paper Industry, publishing, graphic arts. 17 and 18 divisions;2,18;4,09;4,48;2,19;8,79;5,43;4,95;4,52;8,47;16,24;
Coke and refinement of petroleum. 19 division.;0,07;0,01;0,18;0,11;0,06;0,03;0,21;17,9;1,9;1,39;
Chemical Industry and Rubber and plastic products. 20, 21 and 22 division;3,17;2,84;2,4;3,4;7,93;3,84;4,84;3,21;3,74;4,1;
Other non-metallic ore products industries. 23 division;21,6;7,93;11,59;13,75;24,1;9,7;4,97;11,06;6,64;13,49;
Metallurgy and manufacture of metallic products except of maquinary and equipment. 24 and 25 divisions;2,18;1,11;2,93;2,58;4,46;2,16;1,09;7,36;7,4;9,6;
Manufacture of computer and electronic products, maquinary and transpor material. 26,27,28,29 and 30 divisions.;1,75;1,2;2,1;3,18;2,58;2,51;1,2;3,33;3,34;1,75;
Furnitures and other manufacturing industries. Repair and maquinary and equipment instalation. 31,32 and 33 divisions.;5,15;6,83;6,46;8,02;7,06;9,92;6,46;6,09;9,82;5,55;
Distribution of electrical energy, gas and air conditioner. 35 division.;42,33;2,89;7,41;1,34;3,72;15,49;1,68;5,04;1,34;3,18;
Notas:
Fuente: National Statistics Institute