- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in East Godavari District of Andhra Pradesh {(NIC : 27 to 29, 31 to 33, 35, 36, 38, 45, 52, 58 and 96) (2008-2009)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in East Godavari District of Andhra Pradesh {(NIC : 01, 10 to 13 and 15 to 25) (2008-2009)}