#61934 El cuñado, ese gran sabio.
Datos interesantes en Wikipedia:
The odds of just evening out the costs are of 10% (by matching the final digit), while chances of winning more money are about 5.3%. The prize structure makes it easier to win some money compared to other lotteries, and it is common saying that the prizes of the Christmas Lottery are well distributed all around Spain. Chances of winning El Gordo are 1 in 100,000, that is 0.001%, while chances of winning the top prize of EuroMillions are 1 in 116,531,800 or 0.0000000086%.
Non-winners will make the commonplace comment that "it's health that really matters".