| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Books > Medical Books > Medicine > Surgery > Ophthalmology | 13,743 | 259,776 | $558 | |
100% | 5% | 45% | 7% | ~ 7,000 |
| Books > Textbooks > Medicine & Health Sciences > Medicine > Clinical > Ophthalmology | 59,490 | 687,028 | $1,986 | |
100% | 0% | 10% | 0% | ~ 3,000 |
| Books > Medical Books > Veterinary Medicine > Ophthalmology | 173,177 | 7,248,616 | $0 | |
100% | 0% | 10% | 0% | ~ 108 |
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