Survey on Households and the Environment 
Classification by socioeconomic variables of the selected person
Percentage of persons aged 16 years old and more concerned about the environment, by net monthly household income and environmentally-mindedness (concern, knowledge, detection of problems)
Units: %  over the total persons

;Concerned about the environment: Total;Very concerned about the environment;Have had knowledge a campaign for environmental protection;Have detected an environmental problem in their surroundings;
TOTAL;95.1;76.9;59.2;27.9;
Less than 1,100 Euros;92.4;69.4;46.9;19.4;
From 1,101 to 1,800 euros;95.7;77.7;57.8;26.9;
From 1,801 to 2,700 euros;97.2;79.8;63.9;32.5;
More than 2,700 euros;97.1;84.4;72.3;39.8;
Does not know/ Does not answer;94.7;77.3;62.0;28.3;
Notes:
Source: National Statistics Institute