Suggestions to my previous post inspired me to normalize our metadata1 for titles available through the U.S. iBooks app. A comment prompted me to rollup iBooks publishers into publishing conglomerates2:
The distribution of titles across the BISAC categories varies by publisher. For example 64% of Macmillan’s titles are Fiction, while 19% of HarperCollins are in the Religion category:
[Click HERE to enlarge.]
I also computed the MEAN price per paid title within a (BISAC) category4, for each of the major publishers. Click HERE for details.
(1) Data for this post includes titles available through the U.S. iBooks app from 4/15 through 5/4/2010.
(2) In creating the equivalent chart for my previous post, I didn’t include titles from Project Gutenberg.
(3) Share of the major FICTION categories can be found HERE.
(4) Even with the BISAC categorization, Cookbooks is one of the higher-priced categories.