1. Westminster City Council - 18,123
2. Southwark Borough Council - 8,941
3. City of London Corporation - 8,226
4. Ealing Borough Council - 6,879
5. Camden Borough Council - 6,164
6. Brent Borough Council - 5,968
7. Merton Borough Council - 5,274
8. Royal Borough of Kensington and Chelsea - 4,783
9. London Borough of Havering - 4,469
10. London Borough of Hackney - 3,861