| Continent | City / Metro System | Annual Passenger Rides |
| Asia | |
| Europe | |
| Asia | |
| North America | |
| Europe | |
| Asia | |
| North America | |
| Asia | |
| Asia | |
| Europe | |
| South America | |
| Asia | |
| Europe | |
| Africa | |
| Asia | |
| | Continent | City / Metro System | Annual Passenger Rides |
| Asia | |
| Europe | |
| Europe | |
| South America | |
| Europe | |
| South America | |
| Europe | |
| Europe | |
| Asia | |
| Asia | |
| Asia | |
| South America | |
| Europe | |
| Europe | |
| Europe | |
|