| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Books > Science & Math > Physics > Electromagnetism | 5,128 | 101,723 | $923 | |
85% | 10% | 25% | 7% | ~ 10,000 |
| Books > Science & Math > Physics > Electromagnetism > Electricity | 4,742 | 693,692 | $491 | |
90% | 5% | 25% | 0% | ~ 4,000 |
| Books > Science & Math > Physics > Electromagnetism > Magnetism | 51,042 | 702,320 | $699 | |
100% | 5% | 15% | 10% | ~ 2,000 |
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