Hello and welcome to exampundit. SSC has just updated the total number of candidates appeared in SSC CGL 2017 along with the date of uploading tentative Answer Keys.
The official SSC Notice states that: Combined Graduate Level Examination, 2017 (Tier-I) was successfully conducted by the Commission w.e.f. 5.8.2017 to 23.8.2017. A total of 15,43,962 candidates appeared in this examination which was conducted in 43 Batches across the Country.