- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 102, 103, 104, 105, 106, 107, 108, 110, 131, 139, 141, 152 and 161) (2019-2020)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 162, 170, 181, 192, 201, 202, 210, 221, 222, 239, 241, 243 and 251) (2019-2020)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 259, 261, 265, 271, 281, 282, 291, 301, 310, 329 and 331) (2019-2020)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 102, 103, 104, 105, 106, 107, 108, 110, 131, 139, 141, 152, 161 and 162) (2018-2019)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 170, 181, 192, 201, 202, 210, 221, 222, 239, 241, 242, 243 and 251) (2018-2019)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 259, 265, 271, 281, 282, 291, 301, 310, 329 and 331) (2018-2019)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 102 to 108, 110, 131, 139, 141 and 152) (2017-2018)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 161, 162, 170, 181, 192, 201, 202, 210, 221, 222 and 239) (2017-2018)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 242, 243, 251, 259, 265, 271, 281, 282, 291, 301 and 309) (2017-2018)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 310, 329, 331, 353, 452, 454, 521, 829 and 960) (2017-2018)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 102 to 108, 110, 131, 139 and 141) (2016-2017)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 152, 161, 162, 170, 181, 192, 201, 202, 210, 221 and 222) (2016-2017)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 239, 241 to 243, 251, 259, 265, 271, 282, 301 and 309) (2016-2017)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 310, 329, 331, 332, 353, 452, 454, 521 and 829) (2016-2017)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 102 to 108, 110, 131, 139 and 141) (2015-2016)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 152, 161, 162, 170, 181, 191, 192, 201, 202, 210 and 221) (2015-2016)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 222, 239, 241 to 243, 251, 259, 265, 271, 282 and 301) (2015-2016)}
- Estimates of Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Alappuzha District of Kerala {(NIC : 310, 329, 331, 332, 353, 452, 454, 521 and 829) (2015-2016)}