Here's why:
* No central registry: There's no global database tracking dog ownership by breed.
* Varying definitions: What constitutes a "Yorkshire Terrier owner" can be subjective. Does it include people who simply live with a Yorkie, or only those who own the dog?
* Data limitations: Even with national breed registries, data is often incomplete or focused on purebreds, not mixed-breed dogs.
However, we can make some educated guesses:
* Popularity: Yorkshire Terriers are consistently ranked among the most popular dog breeds in the world, often appearing in the top 10.
* Prevalence: Their small size, hypoallergenic qualities, and friendly personalities make them appealing to many people.
Therefore, it's safe to say that a significant number of people own Yorkshire Terriers, though an exact number is impossible to determine.