- Revenue from Major/Minor Minerals in Kollam District of Kerala (2018-2019)
- Category-wise Revenue Collected at Intermediate and Minor Ports in Kollam District of Kerala (2018-2019)
- Revenue from Major/Minor Minerals in Kollam District of Kerala (2017-2018)
- Category-wise Revenue Collected at Intermediate and Minor Ports in Kollam District of Kerala (2017-2018)
- Revenue from Major/Minor Minerals in Kollam District of Kerala (2016-2017)
- Total Revenue Collection from Major and Minor Minerals in Kollam District of Kerala (2014-2015)
- Total Revenue Collection from Major and Minor Minerals in Kollam District of Kerala (2011-2012)
- Total Revenue Collection from Major and Minor Minerals in Kollam District of Kerala (2010-2011)
- Total Revenue Collection from Major and Minor Minerals in Kollam District of Kerala (2009-2010)
- Category-wise Revenue Collected at Intermediate and Minor Ports in Kollam District of Kerala (2009-2010)
- Total Revenue Collection from Major and Minor Minerals in Kollam District of Kerala (2008-2009)