| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Kindle eBooks > Science & Maths | 165 | 5,490 | £2,095 | |
80% | 15% | 0% | 7% | ~ 200,000 |
| Kindle eBooks > Children's eBooks > Literature & Fiction > Popular Culture | 4,460 | 19,449 | £335 | |
85% | 5% | 0% | 17% | ~ 1,000 |
| Kindle eBooks > Politics & Social Sciences > Social Sciences > Popular Culture | 5,169 | 47,573 | £167 | |
95% | 15% | 0% | 17% | ~ 10,000 |
| Kindle eBooks > Children's eBooks > Education & Reference > Maths | 26,876 | 218,155 | £111 | |
100% | 0% | 5% | 50% | ~ 1,000 |
| Kindle eBooks > Teen & Young Adult > Education & Reference > Maths | 31,854 | 257,215 | £118 | |
95% | 5% | 5% | 47% | ~ 117 |
| Kindle eBooks > Science & Math > Mathematics > Popular & Elementary | 54,069 | 347,330 | £103 | |
100% | 0% | 5% | 40% | ~ 2,000 |
| Kindle eBooks > eBooks in Foreign Languages > Arabic > Science & Maths | 1,313,162 | 2,693,601 | £0 | |
100% | 0% | 30% | 33% | ~ 499 |
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