Source: I collected this data on my own reading habits using Goodreads
Tools: I exported the Goodreads data to excel and added some of the demographic information manually (gender of author, fiction/nonfiction). Analysis and graphs in Excel. Layout in Powerpoint.
YukikosDiarrhea OP t1_j2rtn7o wrote
Reply to comment by ramenSoop734 in [OC] My adult life in reading: 12 years, 366 books by YukikosDiarrhea
I think it actually comes out to close to 2.5 books a month!