As an AI language model, I do not have real-time data. However, based on various sources and reports available, here is a list of some cities that have experienced significant rent price increases in recent years. Please note that this list may vary over time, and it’s always recommended to refer to the most up-to-date sources for accurate information:
1. San Francisco, California, USA
2. Vancouver, British Columbia, Canada
3. Berlin, Germany
4. Istanbul, Turkey
5. London, United Kingdom
6. Sydney, Australia
7. Auckland, New Zealand
8. Singapore, Singapore
9. Stockholm, Sweden
10. Barcelona, Spain
Remember, this list is not exhaustive, and there are several other cities globally where rent prices have been rapidly increasing due to various market factors and population growth.