Please read through the stickies above and the very many other threads on this very topic.
The short answer: very few are given and do not be upset or disappointed if you do not receive one. No one will care on I-Day.
For you and all future aspirants, please, please, read through the stickies first! There is a wealth of info there and so many common questions are asked and answered there, as well as in the many threads here.