- 2009 – $3330.3 million
- 2010 – $4116 million
- 2011 – $5144.8 million
- 2012 – $5985.3 million
- 2013 – $6407 million
- 2014 – $7017.8 million
- 2015 – $6980.3 million
- 2016 – $7241.5 million
- 2017 – $7164 million
- 2018 – $7015.4 million
- 2019 – $6717.2 million
- 2020 – $7103.9 million
- 2021 – $5491.5 million
- 2022 – $1335.6 million (till May)
(Official figures, Government of Sri Lanka)