- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Krishna District of Andhra Pradesh {(NIC : 20 to 31) (2018-2019)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Krishna District of Andhra Pradesh {(NIC : 32, 33, 35, 37, 38, 45, 52, 58, 82 and 96) (2018-2019)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Krishna District of Andhra Pradesh {(NIC : 01, 08 and 10 to 19) (2018-2019)}