| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Books > Society, Politics & Philosophy > Government & Politics > Political Science & Ideology > Liberalism | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Books > Science Fiction & Fantasy | 2 | 216 | £13,144 | |
85% | 15% | 5% | 14% | ~ 200,000 |
| Books > Fiction > Science Fiction | 2 | 396 | £9,324 | |
100% | 25% | 0% | 7% | ~ 200,000 |
| Books > Science & Nature | 23 | 418 | £40,526 | |
100% | 25% | 0% | 0% | ~ 300,000 |
| Books > Science & Nature > Education | 26 | 459 | £24,104 | |
100% | 30% | 0% | 0% | ~ 200,000 |
| Books > Young Adult > Science Fiction & Fantasy | 1 | 510 | £3,900 | |
89% | 10% | 0% | 0% | ~ 70,000 |
| Books > Children's Books > Science, Nature & How It Works | 60 | 679 | £11,970 | |
95% | 10% | 0% | 0% | ~ 100,000 |
| Books > University Textbooks > Science & Mathematics | 54 | 770 | £11,662 | |
95% | 6% | 20% | 0% | ~ 200,000 |
| Books > Science & Nature > Education > By Subject | 28 | 897 | £25,344 | |
90% | 30% | 0% | 0% | ~ 200,000 |
| Books > Science & Nature > Biological Sciences > Education | 31 | 923 | £27,132 | |
88% | 16% | 0% | 0% | ~ 100,000 |
| Books > Health, Family & Lifestyle > Psychology & Psychiatry > Popular Psychology | 38 | 943 | £14,825 | |
80% | 10% | 0% | 0% | ~ 40,000 |
| Books > Children's Books > Science, Nature & How It Works > Nature | 56 | 947 | £6,860 | |
80% | 15% | 0% | 0% | ~ 40,000 |
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