| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Books > University Textbooks > Education > Elementary Education | 163 | 678 | £6,930 | |
90% | 5% | 15% | 0% | ~ 70,000 |
| Books > Health, Family & Lifestyle > Psychology & Psychiatry > Popular Psychology | 38 | 943 | £14,825 | |
80% | 10% | 0% | 0% | ~ 40,000 |
| Books > Science & Nature > Popular Science | 25 | 1,374 | £17,454 | |
100% | 30% | 0% | 0% | ~ 200,000 |
| Books > Health, Family & Lifestyle > Health Issues > Popular Medicine | 49 | 2,788 | £10,616 | |
100% | 15% | 0% | 0% | ~ 40,000 |
| Books > Science & Nature > Mathematics > Popular Maths | 264 | 10,982 | £1,046 | |
100% | 5% | 5% | 0% | ~ 40,000 |
| Books > Fiction > Women Writers & Fiction > Women's Popular Fiction | 2,112 | 12,746 | £446 | |
100% | 5% | 10% | 57% | ~ 724 |
| Books > Science & Nature > Popular Science > Maths | 660 | 15,424 | £2,320 | |
100% | 0% | 5% | 0% | ~ 80,000 |
| Books > Science & Nature > Popular Science > Human Biology | 344 | 15,932 | £1,868 | |
90% | 25% | 0% | 0% | ~ 20,000 |
| Books > Science & Nature > Popular Science > Physics | 973 | 21,648 | £1,204 | |
95% | 0% | 0% | 5% | ~ 90,000 |
| Books > Science & Nature > Popular Science > Astronomy | 892 | 36,193 | £610 | |
90% | 5% | 0% | 0% | ~ 1,000 |
| Books > Science & Nature > Popular Science > Pharmacology | 2,207 | 37,934 | £845 | |
90% | 0% | 20% | 0% | ~ 30,000 |
| Books > Science & Nature > Popular Science > Human Biology > The Brain | 658 | 52,911 | £829 | |
100% | 25% | 0% | 4% | ~ 8,000 |
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