Frequencies of surnames
Results by province and dedade of birth
Surname: RIOFRIO
| 1 Surname | 2 Surname | Both surnames | ||||
|---|---|---|---|---|---|---|
| Total | Per thousand (‰) | Total | Per thousand (‰) | Total | Per thousand (‰) | |
| Total | 987 | 0,020 | 975 | 0,020 | 10 | . |
| Alicante/Alacant | 8 | 0,007 | 7 | 0,006 | . | . |
| Almería | . | . | 7 | 0,012 | . | . |
| Balears, Illes | 15 | 0,021 | 9 | 0,013 | . | . |
| Barcelona | 17 | 0,004 | 17 | 0,004 | . | . |
| Córdoba | . | . | 13 | 0,014 | . | . |
| Gipuzkoa | 5 | 0,008 | 7 | 0,011 | . | . |
| Guadalajara | 171 | 0,878 | 163 | 0,837 | . | . |
| Madrid | 156 | 0,034 | 160 | 0,035 | . | . |
| Málaga | . | . | 5 | 0,004 | . | . |
| Murcia | 32 | 0,025 | 23 | 0,018 | . | . |
| Navarra | 23 | 0,044 | 21 | 0,040 | . | . |
| Sevilla | . | . | 17 | 0,009 | . | . |
| Valencia/València | 27 | 0,014 | 21 | 0,011 | . | . |
| Born abroad | 510 | 0,054 | 483 | 0,051 | 9 | 0,001 |
1 surname map of frequency:
NOTES:
- 1) In order to preserve statistical secrecy, we show only those surnames whose frequency is greater than 5 in either of the two surnames, for the national total. For the selected provinces, it is required too a frequency of at leat 5 in either of the two surnames. For this reason, the total national frequency for some surnames may not be equal to the sum of the provinces shown.
- 2) Data taken from the Continuous Register Statistics with date 01/01/2012.