Survey on Households and the Environment Classification by socioeconomic variables of the selected person Percentage of persons aged 16 years old and more who are in favour of specific measures for environmental protection, by net monthly household income and type of measure Units: % over the total persons In favour of a measure To make compulsory, subject to a fine, the sorting of waste Restrict overuse of water Establish a tax on fuels causing most pollution Restrict use of private transport Establish an ecology tax on tourism Installation of a renewable energy plant Pay more for using alternative energies Reduce noise from public roads TOTAL 96.4 53.5 81.3 64.4 46.9 34.7 74.7 23.1 85.6 Less than 1,100 Euros 94.6 55.8 81.6 63.2 53.0 36.7 71.1 20.9 82.5 From 1,101 to 1,800 euros 97.3 55.1 82.7 68.1 48.8 37.2 76.1 23.8 87.2 From 1,801 to 2,700 euros 98.2 52.7 82.0 67.9 45.1 37.9 79.0 25.2 87.8 More than 2,700 euros 97.9 53.3 82.8 71.1 48.2 35.4 80.7 31.1 89.2 Does not know/ Does not answer 95.3 51.0 78.7 57.6 41.4 29.1 71.6 20.3 83.9 Notes: Source: National Statistics Institute