Survey on Households and the Environment Percentage of dwellings whose residents use specific products, by net monthly household income and frequency of use Units: % over the total number of dwellings ;Use throwaway products;Use throwaway products fairly often;Use recycled paper;Use recycled paper fairly often;Use returnable containers;Use returnable containers fairly often;Use rechargable batteries;Use rechargable batteries fairly often; TOTAL;89.5;57.2;33.4;13.5;27.8;12.6;50.5;29.5; Less than 1,100 Euros;82.4;46.1;20.1;7.3;23.8;10.3;29.8;14.3; From 1,101 to 1.800 euros;92.1;61.1;34.8;13.1;28.5;13.6;52.8;30.1; From 1,801 to 2,700 euros;93.6;66.1;40.3;16.9;26.0;12.7;60.7;39.0; More than 2,700 euros;93.9;62.6;47.8;22.0;30.0;13.4;68.7;45.9; Does not know/ Does not answer;89.6;56.6;35.6;14.7;31.2;13.5;55.3;32.1; Notes: Source: National Statistics Institute