72
And the real maddening part is that search engines have been so enshitfied to make way for AI that's wrong like 9/10, so you're forced to rely on it for answers because if you try google, the snake wraps around and eats it's own tail giving you an AI answer! 
why are you doing that?
Nutshell, selling Magic (MTG) cards on informal Facebook gambling pages. People buy numbers for $1-$10 for high value items and I'm not computer literate enough to use Excel/Googl Sheets/spreadsheet programs.
ChatGPT helps a little with the rote task of making a basic list, but double checking my work using AI to make sure I'm correctly counting the number of slots each person has bought has been more trouble than its worth.