Around 400,000 applicants have been accepted into the program. The vast majority of applicants were from Mexico.
The Brookings Institution report is linked below.
The Brookings Institution: Report on DACA
"The DACA program—an initiative of the Obama administration—does not provide permanent lawful status to applicants. However, it confers two important advantages to approved applicants: a temporary suspension of deportation and the authorization to work in the United States."
---Audrey Singer and Nicole Prchal Svajlenka, The Brookings Institution