| Community |
Nodes |
| Austria, Linz |
33 |
| Austria, Vienna |
203 |
| England, Birmingham |
87 |
| England, London |
25 |
| England, Manchester |
72 |
| England, Newcastle |
31 |
| Finland, Helsinki |
88 |
| France, Lyon |
171 |
| France, Nantes |
39 |
| France, Paris |
118 |
| France, Rennes |
57 |
| Germany, Berlin |
102 |
| Germany, Dresden |
31 |
| Germany, Dusseldorf |
406 |
| Germany, Frankfurt |
199 |
| Germany, Hamburg |
51 |
| Germany, Leipzig |
27 |
| Germany, Magdeburg |
18 |
| Germany, Munich |
231 |
| Germany, Nuremberg |
54 |
| Germany, Wolfsburg |
57 |
| Netherlands |
442 |
| Poland, Gdańsk |
130 |
| Poland, Katowice |
428 |
| Poland, Kraków |
227 |
| Poland, Lublin |
65 |
| Poland, Poznań |
92 |
| Poland, Rzeszów |
50 |
| Poland, Szczecin |
74 |
| Poland, Warsaw |
353 |
| Poland, Wrocław |
120 |
| Poland, Zielona Góra |
118 |
| Spain, Barcelona |
116 |
| Spain, Madrid |
155 |
| Spain, Valencia |
75 |
| Sweden, Stockholm |
1 |
| Swiss, Bern |
66 |
| Swiss, Zurich |
100 |