Table 8 For each port in the study, number of times that another port belongs to the same community, taking into account the 38 product categories. Ports are grouped into brackets when they share the same number of communities. Data for export (CE) and import (CI) flows in 2009 and 2019

ALG/CA

3-VAL; 2-{BCN, ALM}

5-VAL; 4-BCN;

3-{ALM, CRT}

5-BCN; 4-{VAL, HUEL, SNT, CRT, BIL, SNT}

4-{VAL, BCN}; 3-HUEL

ALIC

1-SEV

1-{ALG/CA, ALM}

1-{ALG/CA, ALM, SEV}

2-SEV

ALM

2-{ALG/CA, CRT, TAR}

3-ALG/CA; 2-VAL; 1-{CRT, BCN, ALIC, SEV, MALG}

2-{ALG/CA, CRT, BCN, VAL, TAR}

1-{ALG/CA, CRT, BCN, VAL}

BCN

7-BIL; 4-VAL; 3-{COR/FE, PONT}

9-VAL; 5-BIL; 4-ALG/CA

8-VAL; 5-{BIL, PONT, ALG/CA, CRT, HUEL, TAR}

18-VAL; 10-{BIL, COR/FE}

BIL

7-BCN; 5-COR/FE;

2-{VAL, PAS}

6-VAL; 5-BCN; 4-COR/FE

5-{BCN, VAL, PONT}

11-VAL; 10-BCN; 7-PONT

CRT

3-TAR; 2-{COR/FE, HUEL, VAL, ALM}

4-VAL; 3-{COR/FE, BCN, ALG/CA, BIL}

5-BCN; 4-ALG/CA;

3-{TAR, HUEL, VAL}

7-BCN; 6-{VAL, TAR};

5-CAST

CAST

1-{BCN, TNR, TAR, MOT}

3-{BCN, VAL}; 2-{COR/FE, CRT}

3-{TAR, BCN}; 2-VAL

5-{CRT, TAR}; 3-{BCN, VAL, COR/FE, BIL}

CEU

–

–

–

1-GIJ/AV

COR/FE

5-BIL; 3-{BCN, TAR, HUEL}

4-BIL; 3-CRT;

2-{BCN, ALG/CA, CAST}

3-{VAL, ALG/CA}

2-{BIL, BCN, PONT, TAR, SNT}

10-BCN; 7-VAL; 6-PONT

GIJ/AV

1-{HUEL, ALG/CA}

3-{SNT, VAL, BIL}

1-ALG/CA

6-VAL; 4-{BIL, BCN, HUEL}

HUEL

3-COR/FE; 2-CRT; 1-GIJ/AV

3-TAR; 2-ALG/CA;1-{CRT, GIJ/AV, BIL, BCN}

5-BCN; 4-ALG/CA; 3-{CRT, TAR}

6-TAR: 4-{CRT, GIJ/AV}

PALM

1-{BIL, COR/FE, SEV, TNR}

1-PONT

5-TNR; 1-SEV

6-TNR; 2-{PONT, COR/FE}

LISB

–

1-{ALG/CA, BCN}

–

2-{VAL, BCN}1-{ALG/CA, PONT}

MALG

2- ALG/CA; 1-SEV

3-BCN;2-{SEV, CRT, VAL}

1-{BCN, CRT, VAL, ALM, ALG/CA, MOT}

2-SEV; 1-{CRT, BCN, VAL, PONT}

MALL

–

–

2-TAR; 1-{VAL, TNR}

2-VAL; 1-{TNR, SNT, PONT}

MEL

–

–

1-{VAL, TNR, PAS}

–

MOT

1-CAST

–

2-VAL; 1-{CAST, SEV, TAR, PAS, STN, MALG}

2-{VAL, STN, PAS, PONT}

PAS

2-{BCN, BIL, COR/FE}

2-BCN; 1-{PONT, CRT, ALG/CA}

2-BCN; 1-{ALG/CA, CRT, SEV, SNT, VAL, MOT, MEL}

5-{BCN, BIL}; 4-{COR/FER, VAL}

PONT

3-BCN;2-{COR/FE, VAL}

1-{BCN, PAS, MALG, CRT, PALM, GIJ/AV, CAST, STN}

5-{BIL, BCN}; 4-VAL

9-VAL; 8-BCN; 7-BIL

SNT

1-{BIL, BCN, VAL, TAR, SEV, PAS}

3-{BIL, GIJ/AV}; 1-{BCN, VAL, PONT}

4-{BCN, VAL, TAR, ALG/CA}

4-{BCN, VAL, PONT, TAR, COR/FE}

SEV

1-{BCN, VAL, ALG/CA, TAR, SNT, COR/FE}

2-{VAL, MAL}; 1-{BCN, CRT, ALG/CA, TNR, ALM, CAST}

2-BCN; 1-{VAL, CRT, TNR, ALM, CAST, PAS, BIL, TAR, PALM, ALIC, MOT}

3-{BCN, COR/FE, BIL, TAR}

TAR

3-{COR/FE, CRT}; 2-{BCN, ALM}

3-HUEL; 2-BCN; 1-{COR/FE, CRT}

5-{BCN, VAL}; 4-SNT

8-{BCN, VAL}; 6-{HUEL, CRT, BIL}

TNR

1-{TAR, BCN, CAST, PALM}

1-SEV

5-PALM; 2-{BCN, TAR}

6-PALM; 3-{BCN, VAL}

VAL

4-BCN; 3-ALG/CA;

2-{COR/FE, CRT, BIL, PONT}

9-BCN; 6-BIL; 5-ALG/CA

8-BCN; 5-{TAR, BIL};

4-{ALG/CA, PONT, SNT}

18-BCN; 11-BIL; 9-PONT