I read on https://en.wikipedia.org/w/index.php?title=Phats_%26_Small&oldid=1231722309:
The song debuted at number three in the UK Singles Chart, before climbing to number two, with career sales of this hit amassing them £5,000 in total due to their recording contract.
What does "career sales" mean? I don't know what career mean in that context. I read https://www.merriam-webster.com/dictionary/career but that didn't help. Does that mean sales that took place over the group's entire career?