| Community |
Nodes |
| Austria, Linz |
19 |
| Austria, Vienna |
81 |
| England, Birmingham |
80 |
| England, London |
30 |
| England, Manchester |
28 |
| England, Newcastle |
8 |
| Finland, Helsinki |
66 |
| France, Lyon |
132 |
| France, Nantes |
39 |
| France, Paris |
89 |
| France, Rennes |
45 |
| Germany, Berlin |
30 |
| Germany, Dresden |
28 |
| Germany, Dusseldorf |
228 |
| Germany, Frankfurt |
140 |
| Germany, Hamburg |
31 |
| Germany, Leipzig |
69 |
| Germany, Magdeburg |
20 |
| Germany, Munich |
62 |
| Germany, Nuremberg |
22 |
| Germany, Wolfsburg |
65 |
| Netherlands |
364 |
| Poland, Gdańsk |
86 |
| Poland, Katowice |
283 |
| Poland, Kraków |
131 |
| Poland, Lublin |
31 |
| Poland, Poznań |
46 |
| Poland, Rzeszów |
31 |
| Poland, Szczecin |
56 |
| Poland, Warsaw |
210 |
| Poland, Wrocław |
80 |
| Poland, Zielona Góra |
74 |
| Spain, Barcelona |
55 |
| Spain, Madrid |
46 |
| Spain, Valencia |
29 |
| Sweden, Stockholm |
12 |
| Swiss, Bern |
43 |
| Swiss, Zurich |
53 |