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This is easy to check, just search for a page on google, click on the link, when the page loads in your browser view the page properties and you'll see that the file size is the same as it was listed on google, more or less.
This number is the size of the text portion of the found web page. It is omitted for sites we have not yet indexed.How to Interpret your Search Results - Size [google.com]
The value is maximal '101k' because the rest of the file is not read, so all the text and links after 101k are ignored.