Yearly edition

Children's Tamborrada 2015

Overview · 2015

Participants4,508Drummers and cantineras registered in 2015
Change vs. previous edition-1.77%4,589 → 4,508 participants
Distinct first names75916.89% diversity
Distinct surnames3,02737.43% diversity
Compound names1403.11% of participants

The 2015 Tamborrada recorded a modest decline in participation compared with the prior comparable period. The edition also included names debuting in the recorded Tamborrada history, adding a distinct new-name theme.

Participation

The edition recorded 4508 participants. Participation declined by 1.77% versus the prior comparable period.

Total participants

Drummers and cantineras registered in total.

Participants
4,508

Participants growth

How much participation grew or shrank, as a percentage, compared with the previous edition.

Growth rate
-1.77%

Names

Jon leads the given-name ranking, followed by Ane and Ander; Maria and Iker also place among the five most frequent names. The leaderboard therefore has a clear front-runner, with the next positions held by a small group of recurring names. Freshness is also visible: Dani, Deyna and Euri are recorded as names absent from all prior editions.

Rankings5

Most frequent names

The most repeated names and how many times each one appears.
  1. 1

    Jon

    102
  2. 2

    Ane

    95
  3. 3

    Ander

    88
  4. 4

    Maria

    75
  5. 5

    Iker

    73
  6. 6

    Leire

    73
  7. 7

    Paula

    71
  8. 8

    Lucia

    66
  9. 9

    Nora

    65
  10. 10

    Unai

    65

Showing 10 results

Participants with multiple names

Participants with more than one given name, and what share they make up.

Participants with multiple names
140
Share of resolved participants
3.11%

Average name length

Average number of letters in the registered names.

Average characters
5.09

Surnames

Garcia led the surname ranking, followed by Rodriguez and Gonzalez. The profile also shows renewal, with Macuso appearing as a debut alongside Barjola and Errazti. By contrast, Aldai, Azkarate and Cacho were present in the prior edition but are not recorded now.

Rankings4

Most frequent surnames

The most repeated surnames and how many times each one appears.
  1. 1

    Garcia

    171
  2. 2

    Rodriguez

    127
  3. 3

    Gonzalez

    123
  4. 4

    Fernandez

    113
  5. 5

    Sanchez

    103
  6. 6

    Perez

    97
  7. 7

    Martinez

    96
  8. 8

    Lopez

    91
  9. 9

    Martin

    87
  10. 10

    Gomez

    52

Showing 10 results

Average surname length

Average number of letters in the registered surnames.

Average characters
7

Diversity

Given names have a Shannon entropy of 5.57 and a diversity percentage of 16.89%, with the top five accounting for 9.63% of observations. Surnames show higher diversity, with Shannon entropy of 7.26 and a diversity percentage of 37.43%; their top-five share is 7.88%, indicating a less concentrated distribution.

Rankings1

Most common name and surname pairs

The name and surname pairs that repeat most among participants, regardless of the rest of the name.
  1. 1

    Ane Garcia

    6
  2. 2

    Leire Fernandez

    6
  3. 3

    Ander Rodriguez

    5
  4. 4

    Asier Garcia

    5
  5. 5

    Laura Lopez

    5
  6. 6

    Naroa Fernandez

    5
  7. 7

    Aitor Perez

    4
  8. 8

    Ander Fernandez

    4
  9. 9

    Ane Martin

    4
  10. 10

    Eneko Perez

    4

Showing 10 results

Names diversity

How much variety there is in names: the more distinct names, the more diversity.

Diversity
16.89%
Distinct count
759
Observations
4,495
Shannon entropy
5.57

Surnames diversity

How much variety there is in surnames: the more distinct surnames, the more diversity.

Diversity
37.43%
Distinct count
3,027
Observations
8,087
Shannon entropy
7.26

Name concentration

How concentrated participants are in a few names. The more concentration, the less diversity.

Most frequent
jon
Leader appearances
102
Leader share
2.27%
Share of the top positions
9.63%
Concentration index
0.0073

Surname concentration

How concentrated participants are in a few surnames. The more concentration, the less diversity.

Most frequent
garcia
Leader appearances
171
Leader share
2.11%
Share of the top positions
7.88%
Concentration index
0.0026

Schools

The school leaderboard is headed by Amara Berri Ikastetxea, followed by La Salle and Aldapeta Maria Ikastetxea. The mean school size is 107.33 participants. Within Amara Berri Ikastetxea, Iker and Nahia share the top given-name position; within La Salle, Ane and Leire share it, while Paula leads within Aldapeta Maria Ikastetxea.

Rankings4

Schools with the most participants

The schools with the most participants, and how many each one brings.
  1. 1

    Amara Berri Ikastetxea

    223
  2. 2

    La Salle

    211
  3. 3

    Aldapeta Maria Ikastetxea

    208
  4. 4

    Sagrado Corazon Mundaiz

    195
  5. 5

    Ekintza Ikastola

    189
  6. 6

    Jesuitas (San Ignacio de Loyola)

    183
  7. 7

    Santo Tomas Lizeoa

    172
  8. 8

    Biteri Zuhaizti

    130
  9. 9

    Jesuitinas

    125
  10. 10

    Zurriola Ikastola

    122

Showing 10 results

Tables2

Most common name by school

The name that appears most in each school, and how many times it appears.
Most common name by school
SchoolMost common nameTimes
Aldapeta Maria IkastetxeaPaula10
Lanceros De La Real Sociedad HipicaAne1
Salesianos DonostiaAne3
KarmeloAnder5
Santo Tomas LizeoaJon8
Ikasbide IkastolaAne5
San Jose IkastetxeaAinara2
La SalleAne7
La Anunciata IkastetxeaUnai5
Sagrado Corazon MundaizAnder8

Showing 10 results

Average school size

Average number of participants per school.

Participants per school
107.3

Renewal

School Gastadores De Igeldo was present in the prior observed edition but is absent from the current record. This marks annual turnover in participation records, not permanent closure or disappearance.

Rankings1

Schools that disappear

Schools that were in the previous edition and no longer appear in this one.
  1. 1

    Gastadores De Igeldo

    25

Showing 1 results

New versus veteran schools

How many new schools there are for each veteran school.

New schools
0
Veteran schools
41
Intermediate schools
1
Schools in total
42
New per veteran
0

Tamborrada recorded 4508 participants in 2015, with participation down -1.77% versus the prior comparable period. Schools averaged 107.33 participants, providing the clearest measure of the event’s school-based structure for the year.