- Roads Length of National Highways in Chirang District of Assam (2022-2023)
- Roads Length of National Highways in Chirang District of Assam (2020-2021)
- Roads Length of National Highways in Chirang District of Assam (2018-2019)
- Roads Length of National Highways in Chirang District of Assam (2017-2018)
- Roads Length of National Highways in Chirang District of Assam (2016-2017)
- Roads Length of National Highways in Chirang District of Assam (2015-2016)
- Roads Length of National Highways in Chirang District of Assam (2014-2015)
- Roads Length of National Highways in Chirang District of Assam (2013-2014)