- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 08) under Annual Survey of Industries in Kurnool District of Andhra Pradesh {(NIC : 10 to 22) (2010-2011)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 08) under Annual Survey of Industries in Kurnool District of Andhra Pradesh {(NIC : 23 to 28, 30, 31, 35, 45, 52 and 58) (2010-2011)}