- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Prakasam District of Andhra Pradesh {(NIC : 01, 08, 10, 11, 12, 13, 16, 17, 18, 19, 20 and 21) (2016-2017)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Prakasam District of Andhra Pradesh {(NIC : 22, 23, 24, 25, 28, 32, 35, 45, 52 and 82) (2016-2017)}