| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Books > Computers & Technology > Hardware & DIY > Mainframes & Minicomputers | 102,111 | 929,551 | $0 | |
100% | 5% | 65% | 17% | ~ 1,000 |
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