According to the 2001 Census, in Spain .....

....... there were 4,218 persons aged 100 years old or older; 78% of them were women.

....... 1.57 million persons were foreign nationals, five times more than in 1991.

........ el 2.53% of the population aged 16 years old or older were illiterate. 13.55% were diploma students, university graduates or doctorate-holders.

....... 4.36 million dpersons were students and 7.36 million were pensioners.

....... 16.33 million were working and 2.69 million were unemployed.

....... 47.06% of the population was married. Between the ages of 55 and 60 years old 80.83% were married.