- Per Capita Income on Gross District Domestic Product at Current/Constant 2004-2005 Prices in Kollam District of Kerala (2005-2006)
- Per Capita Income on Net District Domestic Product at Current/Constant 2004-2005 Prices in Kollam District of Kerala (2005-2006)
- Per Capita Income on Gross District Domestic Product at Current/Constant 1999-2000 Prices in Kollam District of Kerala (2005-2006)