Source: Table created by author, based on the data provided from the Instituto Nacional de Estadística (INE). This table presents the average lottery earnings per year. The way we compute this mean is by multiplying the number of series (160) and tickets in each series (ten) times the awarded prize (320,000), over the number of households in the winning region of the Christmas lottery. The variability on earnings differs along the years, as the winning region changes each year and population size is different across regions