- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Visakhapatnam District of Andhra Pradesh {(NIC : 36 to 38, 45, 52, 58, 74, 95 and 96)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Visakhapatnam District of Andhra Pradesh {(NIC : 10, 11, 13, 14 and 16 to 23) (2015-2016)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Visakhapatnam District of Andhra Pradesh {(NIC : 24 to 33 and 35) (2015-2016)}