Yearly editionPublished on October 18, 2026

Children's Tamborrada Statistics 2013Children's Tamborrada 2013

Overview · 2013

Participants4,647Drummers and cantineras registered in 2013

Change vs. previous edition+67.88%2,768 → 4,647 participants

Distinct first names75016.17% diversity

Distinct surnames3,01235.82% diversity

Compound names1433.08% of participants

Participation expanded markedly in the 2013 Tamborrada compared with the previous comparable period, making growth the defining feature of the edition. The records also show the arrival of names not seen in earlier editions, adding a secondary sign of change.

Participation

Tamborrada recorded 4647 participants, establishing the event’s participation scale for the target edition. Participation increased by 67.88% compared with the prior observed edition.

Total participants

Drummers and cantineras registered in total.

Participants: 4,647

Participants growth

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

Growth rate: +67.88%

Names

Jon heads the given-name leaderboard. Ander and Maria are tied behind him, followed by Leire and Ane. Among names appearing for the first time in the available records, Axel has the largest count, while Aitzol, Iago, and Mauro follow.

Rankings5

Most frequent names

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

1
Jon
124
2
Ander
97
3
Maria
97
4
Leire
89
5
Ane
87
6
Inigo
72
7
Unai
71
8
Iker
67
9
Paula
66
10
Sara
64

Participants with multiple names

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

Participants with multiple names: 143

Share of resolved participants: 3.08%

Average name length

Average number of letters in the registered names.

Average characters: 5.16

Surnames

Garcia leads the surname ranking, followed by Gonzalez, with Martinez and Rodriguez tied for the next position. The current list also includes several debuts, including Abete, Albertin, Antolinez, Balzola, and Dufau. By contrast, Bollo is not recorded now, alongside Ocana, Altube, Atorrasagasti, and Barrondo, which were present in the prior edition.

Rankings4

Most frequent surnames

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

1
Garcia
162
2
Gonzalez
119
3
Martinez
118
4
Rodriguez
118
5
Fernandez
113
6
Lopez
93
7
Perez
93
8
Sanchez
92
9
Martin
71
10
Gomez
62

Average surname length

Average number of letters in the registered surnames.

Average characters: 6.98

Diversity

Given names show a Shannon entropy of 5.56 and a diversity percentage of 16.17%, with the five most common names accounting for 10.65% of observations. Surnames are more diffuse by the supplied measures, with Shannon entropy of 7.27, diversity of 35.82%, and a top-five share of 7.49%; their Herfindahl index is 0.0024, compared with 0.0074 for given names.

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
Jon Rodriguez
8
2
Ander Fernandez
6
3
Ander Garcia
6
4
Ane Fernandez
6
5
Leire Martinez
6
6
Lucia Garcia
6
7
Maria Garcia
6
8
Ander Rodriguez
5
9
Ane Garcia
5
10
Inigo Garcia
5

Names diversity

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

Diversity: 16.17%

Distinct count: 750
Observations: 4,637
Shannon entropy: 5.56

Surnames diversity

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

Diversity: 35.82%

Distinct count: 3,012
Observations: 8,409
Shannon entropy: 7.27

Name concentration

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

Most frequent: jon

Leader appearances: 124
Leader share: 2.67%
Share of the top positions: 10.65%
Concentration index: 0.0074

Surname concentration

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

Most frequent: garcia

Leader appearances: 162
Leader share: 1.93%
Share of the top positions: 7.49%
Concentration index: 0.0024

Schools

Aldapeta Maria Ikastetxea leads the participant leaderboard with 243 participants, ahead of La Salle with 224. The mean school size is 108.07 participants. Given-name diversity is highest in Amara Berri Ikastetxea at 131, while surname diversity is highest in Aldapeta Maria Ikastetxea at 368.

Rankings4

Schools with the most participants

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

1
Aldapeta Maria Ikastetxea
243
2
La Salle
224
3
Amara Berri Ikastetxea
223
4
Sagrado Corazon Mundaiz
195
5
Mary Ward
195
6
Ekintza Ikastola
192
7
Jesuitas (San Ignacio de Loyola)
182
8
Santo Tomas Lizeoa
173
9
Jesuitinas
125
10
Biteri Zuhaizti
122

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
School	Most common name	Times
Aldapeta Maria Ikastetxea	Maria	12
Lanceros De La Real Sociedad Hipica	Elba	1
Salesianos Donostia	Haizea	3
Karmelo	Inigo	5
Santo Tomas Lizeoa	Jon	8
Ikasbide Ikastola	Naia	4
San Jose Ikastetxea	Ander	3
La Salle	Ander	9
La Anunciata Ikastetxea	Leire	3
Sagrado Corazon Mundaiz	Jon	10

Most common surname by school

The surname that appears most in each school, and how many times it appears.

Most common surname by school
School	Most common surname	Times
Aldapeta Maria Ikastetxea	Garcia	13
Lanceros De La Real Sociedad Hipica	De Argandona	1
Salesianos Donostia	Gomez	3
Karmelo	Lopez	6
Santo Tomas Lizeoa	Ruiz	4
Ikasbide Ikastola	Sanchez	4
San Jose Ikastetxea	Martinez	4
La Salle	Garcia	12
La Anunciata Ikastetxea	Alonso	4
Sagrado Corazon Mundaiz	Lopez	8

Average school size

Average number of participants per school.

Participants per school: 108.1

Renewal

Aldapeta Maria Ikastetxea is recorded as a newly observed school, marking a debut in the available participation records. By contrast, Santa Maria (Marianistas) is absent after appearing in the prior edition; this indicates turnover, not permanent closure.

Rankings2

Debuting schools

Schools taking part for the first time in this edition.

1
Aldapeta Maria Ikastetxea
243

In 2013, participation totaled 4647, up 67.88% versus the prior comparable period. The average school size was 108.07 participants, providing the clearest measure of the event’s school-based structure.