Average tax income per unit of consumption (€/year) in the city of Barcelona based on the experimental project [__Atlas de distribución de la renta de los hogares__](https://inespain.maps.arcgis.com/apps/MinimalGallery/index.html?appid=c8b41b2c471845afbc8f8eb20c54382e#) of Instituto Nacional de Estadística (INE)
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