From a quick look at the actual Google Books hits, most of the recent ones are historical; and some refer to other entitities such as the Philadelphia Bobbies.
Yes. There are 57 examples in the British National Corpus, which was collected in the period 1985-1993. They come from a mixture of sources including current news items in the press and on television, Hansard, and fiction. A very few are historical references to "bobbies" being an early term for policemen.Are British policemen still called bobbies?