Hosting the Games boosts local, regional and national GDP. Gold Coast 2018 has demonstrated the biggest uplift of £1.2 billion, followed by Manchester 2002 (£1.1 billion), Melbourne 2006 (£1 billion) and Glasgow 2014 (£0.8 billion).
they host for money only money
https://thecgf.com/news/new-report-reveals-commonwealth-games-consistently-provides-over-ps1-billion-boost-host-cities#:~:text=Hosting the Games can build,rest of the world%3B promote
is the only country in the world which host for sport without any benefit , in the 2nd position