- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 10, 11, 13, 14, 16, 17, 18, 20, 21, 22, 23 and 24) (2019-2020)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 25, 26, 27, 28, 30, 31, 32 and 33) (2019-2020)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 10, 11, 13, 14, 16, 17, 18, 19, 20, 21, 22 and 23) (2018-2019)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Ernakulam District of Kerala {(NIC : 24, 25, 26, 27, 28, 30, 31, 32 and 33) (2018-2019)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 10, 11, 13, 14 and 16 to 25) (2017-2018)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 26 to 28, 30 to 33, 45, 59, 95 and 96) (2017-2018)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 10, 11, 13, 14 and 16 to 21) (2016-2017)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 22 to 28 and 30 to 32) (2016-2017)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 33, 45, 59, 95 and 96) (2016-2017)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 10, 11, 13, 14 and 16 to 21) (2015-2016)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 22 to 28 and 30 to 32) (2015-2016)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Thiruvananthapuram District of Kerala {(NIC : 33, 45, 59, 95 and 96) (2015-2016)}