| Community |
Nodes |
| Austria, Linz |
25 |
| Austria, Vienna |
64 |
| England, Birmingham |
67 |
| England, London |
25 |
| England, Manchester |
31 |
| England, Newcastle |
10 |
| Finland, Helsinki |
46 |
| France, Lyon |
119 |
| France, Nantes |
38 |
| France, Paris |
66 |
| France, Rennes |
42 |
| Germany, Berlin |
24 |
| Germany, Dresden |
24 |
| Germany, Dusseldorf |
228 |
| Germany, Frankfurt |
138 |
| Germany, Hamburg |
22 |
| Germany, Leipzig |
40 |
| Germany, Magdeburg |
20 |
| Germany, Munich |
50 |
| Germany, Nuremberg |
38 |
| Germany, Wolfsburg |
55 |
| Netherlands |
296 |
| Poland, Gdańsk |
65 |
| Poland, Katowice |
221 |
| Poland, Kraków |
122 |
| Poland, Lublin |
44 |
| Poland, Poznań |
38 |
| Poland, Rzeszów |
31 |
| Poland, Szczecin |
56 |
| Poland, Warsaw |
184 |
| Poland, Wrocław |
80 |
| Poland, Zielona Góra |
48 |
| Spain, Barcelona |
45 |
| Spain, Madrid |
59 |
| Spain, Valencia |
25 |
| Sweden, Stockholm |
17 |
| Swiss, Bern |
38 |
| Swiss, Zurich |
48 |