Household Budget Survey (HBS) 
Variation coefficient (VC) of total expenditure according to different classification variables
Variation coefficient by country of birth of the parents of main provider (from 2011)
Unidades: %
,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,
        Total,1,15,0,97,1,03,0,9,0,87,0,79,0,79,0,77,0,76,0,76,0,78,0,79,
        Ambos nacidos en España,1,23,1,04,1,07,1,0,96,0,88,0,88,0,85,0,85,0,84,0,85,0,87,
        Ambos nacidos en el extranjero,4,21,4,4,4,88,4,11,3,86,3,74,3,97,4,01,3,95,4,24,4,28,4,21,
        Other case,10,16,11,13,11,87,10,75,10,96,10,97,10,14,11,88,10,34,11,37,11,07,10,85,
Notas:
The category `No data recorded¿ is included in `Other case¿.
Con fecha 18 de Marzo se han corregido los datos de esta tabla
Due to the lack of representativeness, estimates of the cells without data cannot be provided (to points)
From 2011, the country of birth of the parents belonging to the household was collected in the survey.
Fuente: