 The popularity of the breed during the early 20th century was such that dogs were being exchanged for hundreds of guineas . As of 2010 , the Westie is the third @-@ most popular breed of terrier in the UK , with 5 @,@ 361 puppies registered with the Kennel Club . However , this is a decrease in numbers since 2001 , when it was the most popular terrier breed , with 11 @,@ 019 new dogs registered . The breed 's position in the United States is more stable with it remaining in the top third of all breeds since around 1960 . It was ranked 30th @-@ most popular in 2001 , based on registrations with the American Kennel Club , which has varied around the 30s in the decade since , with it ranked 34th in 2010 . 
