| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Books > Engineering & Transportation > Engineering > Construction > Heating, Ventilation & Air Conditioning | 15,542 | 154,471 | $3,139 | |
95% | 10% | 40% | 7% | ~ 5,000 |
| Books > Sports & Outdoors > Miscellaneous > Air Sports & Recreation | 6,603 | 382,863 | $420 | |
95% | 10% | 45% | 17% | ~ 893 |
| Books > Teens > Education & Reference > Science & Technology > Technology > Air & Space Science | 28,326 | 675,707 | $439 | |
95% | 0% | 15% | 7% | ~ 464 |
| Books > Law > Specialties > Air & Space | 5,581 | 1,407,854 | $0 | |
95% | 10% | 20% | 13% | ~ 1,000 |
| Books > Engineering & Transportation > Automotive > Repair & Maintenance > Air Conditioning & Heating | 32,235 | 1,542,895 | $806 | |
100% | 20% | 60% | 13% | ~ 360 |
| Books > Travel > Food, Lodging & Transportation > Air Travel | 21,189 | 4,519,826 | $347 | |
100% | 0% | 50% | 17% | ~ 2,000 |
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