How much internet does downloading steam use?

I have a low internet capacity and do not want to use to much... or:I have a low internet capacity and do not want to use to much...or:steam hates us

I have a low internet capacity and do not want to use to much...

or:I have a low internet capacity and do not want to use to much...

or:steam hates us and doesnt care about bandwith, make use of Offline mode as much as possible, and dont play with freinds just install it then keep it in Offline mode. to get to offline mode click the steam button then go to t

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