| Centre | Number of assessments in last 24 months | Mean of assessments |
|---|---|---|
| Wuhan, China | 137 | 436 |
| Bratislava, Slovakia | 83 | 614 |
| Andorra | 80 | 550 |
| Bogota, Colombia | 79 | 539 |
| Lagos, Nigeria | 59 | 546 |
| Lugano, Switzerland | 49 | 612 |
| Trinidad & Tobago | 48 | 548 |
| Karachi, Pakistan | 39 | 536 |
| Ho Chi Minh City, Vietnam | 35 | 566 |
| Chisinau, Moldova | 35 | 711 |
| Turks and Caicos | 24 | 646 |
| Kaunas, Lithuania | 18 | 611 |