| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Kindle eBooks > Computing > Databases > SQL | 73,444 | 651,603 | £279 | |
100% | 0% | 55% | 23% | ~ 656 |
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